Remove unnecessary use of pull_request_target trigger (#45464)

Co-authored-by: Peter Bengtsson <peterbe@github.com>

.github/workflows/auto-close-dependencies.yml

@@ -7,7 +7,7 @@ name: Auto Close Open Source Dependency Updates
 # **Who does it impact**: It helps docs engineering focus on higher value work.
 
 on:
-  pull_request_target:
+  pull_request:
     paths:
       - 'package*.json'
       - 'Gemfile*'

.github/workflows/azure-preview-env-destroy.yml

@@ -5,6 +5,7 @@ name: Azure - Destroy Preview Env
 # **Who does it impact**: All contributors.
 
 on:
+  # Required in lieu of `pull_request` so that PRs created from forks can destroy the preview environment.
   pull_request_target:
     types:
       - closed

.github/workflows/close-bad-repo-sync-prs.yml

@@ -8,6 +8,7 @@ name: Close bad repo-sync PRs
 # **Who does it impact**: Open-source.
 
 on:
+  # Necessary in lieu of `pull_request` so that PRs opened from forks can be closed if they try to push to a repo sync branch.
   pull_request_target:
 
 permissions:

.github/workflows/close-on-invalid-label.yaml

@@ -7,6 +7,8 @@ name: Close issue/PR on adding invalid label
 on:
   issues:
     types: [labeled]
+  # Needed in lieu of `pull_request` so that PRs from a fork can be
+  # closed when marked as invalid.
   pull_request_target:
     types: [labeled]
 

.github/workflows/confirm-internal-staff-work-in-docs.yml

@@ -9,7 +9,7 @@ on:
     types:
       - opened
       - transferred
-  pull_request_target:
+  pull_request:
     types:
       - opened
 
@@ -81,10 +81,10 @@ jobs:
           text: <@${{github.actor}}> opened https://github.com/github/docs/issues/${{ github.event.number || github.event.issue.number }} publicly on the github/docs repo instead of a private repo. They have been notified via a new issue in the private repo to confirm this was intentional.
 
       - name: Check out repo
-        if: ${{ failure() && github.event_name != 'pull_request_target' }}
+        if: ${{ failure() && github.event_name != 'pull_request' }}
         uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
       - uses: ./.github/actions/slack-alert
-        if: ${{ failure() && github.event_name != 'pull_request_target' }}
+        if: ${{ failure() && github.event_name != 'pull_request' }}
         with:
           slack_channel_id: ${{ secrets.DOCS_ALERTS_SLACK_CHANNEL_ID }}
           slack_token: ${{ secrets.SLACK_DOCS_BOT_TOKEN }}

.github/workflows/content-changes-table-comment.yml

@@ -6,6 +6,7 @@ name: Content Changes Table Comment
 
 on:
   workflow_dispatch:
+  # Required in lieu of `pull_request` so that the content changes tables can be posts to PRs opened from a fork.
   pull_request_target:
 
 permissions:

.github/workflows/hubber-contribution-help.yml

@@ -5,7 +5,7 @@ name: Hubber contribution help
 # **Who does it impact**: docs-internal contributors
 
 on:
-  pull_request_target:
+  pull_request:
     types:
       - opened
     paths:

.github/workflows/merged-notification.yml

@@ -5,6 +5,7 @@ name: Merged notification
 # **Who does it impact**: Open-source contributors.
 
 on:
+  # Needed in lieu of `pull_request` so that the notification comment is posted to a PR from a fork.
   pull_request_target:
     types:
       - 'closed'

.github/workflows/move-ready-to-merge-pr.yaml

@@ -5,6 +5,7 @@ name: Move and unlabel ready to merge PRs
 # **Who does it impact**: Open source contributors, open-source maintainers.
 
 on:
+  # Needed in lieu of `pull_request` so that the a PR from a fork can trigger the project board and label automation.
   pull_request_target:
     types:
       - labeled

.github/workflows/needs-sme-workflow.yml

@@ -7,6 +7,7 @@ name: Comment on adding "needs SME" label
 on:
   issues:
     types: [labeled]
+  # Needed in lieu of `pull_request` so that PRs from a fork can be labeled.
   pull_request_target:
     types: [labeled]
 

.github/workflows/notify-when-maintainers-cannot-edit.yaml

@@ -5,6 +5,7 @@ name: Notify When Maintainers Cannot Edit
 # **Who does it impact**: Open-source.
 
 on:
+  # Needed in lieu of `pull_request` so that PRs from a fork can be notified.
   pull_request_target:
     types:
       - opened

.github/workflows/os-ready-for-review.yml

@@ -4,6 +4,7 @@ name: OS Ready for review
 # **Why we have it**: So that contributors in the OS repo can easily get reviews from the docs-content team, and so that writers can see when a PR is ready for review
 # **Who does it impact**: Writers working in the docs repository
 on:
+  # Needed in lieu of `pull_request` so that PRs from a fork can be triaged to the proper project board.
   pull_request_target:
     types: [labeled]
   issues:

.github/workflows/ready-for-doc-review.yml

@@ -5,7 +5,7 @@ name: Ready for docs-content review
 # **Who does it impact**: Writers working in the docs-internal repository
 
 on:
-  pull_request_target:
+  pull_request:
     types: [labeled, review_requested]
   workflow_call:
 

.github/workflows/repo-freeze-check.yml

@@ -7,6 +7,7 @@ name: Repo Freeze Check
 on:
   workflow_dispatch:
   merge_group:
+  # Needed in lieu of `pull_request` so that PRs from a fork can stopped from merging when there's a freeze.
   pull_request_target:
     types:
       - opened

.github/workflows/triage-pull-requests.yml

@@ -5,6 +5,7 @@ name: Triage new pull requests
 # **Who does it impact**: Docs open source.
 
 on:
+  # Needed in lieu of `pull_request` so that PRs from a fork can be triaged.
   pull_request_target:
     types:
       - reopened

.github/workflows/triage-unallowed-contributions.yml

@@ -5,6 +5,7 @@ name: Check unallowed file changes
 # **Who does it impact**: Open source contributors.
 
 on:
+  # Needed in lieu of `pull_request` so that PRs from a fork can be notified of unallowed changes.
   pull_request_target:
     paths:
       - '.devcontainer/**'