Update OpenAPI Description (#55442)

Co-authored-by: Usha N <n-usha@github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Sarita Iyer <66540150+saritai@users.noreply.github.com>

content/rest/credentials/index.md

@@ -0,0 +1,13 @@
+---
+title: Credentials
+topics:
+  - API
+autogenerated: rest
+allowTitleToDifferFromFilename: true
+children:
+  - /revoke
+versions:
+  fpt: '*'
+  ghec: '*'
+---
+

content/rest/credentials/revoke.md

@@ -0,0 +1,14 @@
+---
+title: Revocation
+shortTitle: Revocation
+intro: Use the REST API to revoke credentials that you have found exposed on {% data variables.product.github %} or elsewhere.
+versions: # DO NOT MANUALLY EDIT. CHANGES WILL BE OVERWRITTEN BY A 🤖
+  fpt: '*'
+  ghec: '*'
+topics:
+  - API
+autogenerated: rest
+allowTitleToDifferFromFilename: true
+---
+
+<!-- Content after this section is automatically generated -->

content/rest/index.md

@@ -56,6 +56,7 @@ children:
   - /collaborators
   - /commits
   - /copilot
+  - /credentials
   - /dependabot
   - /dependency-graph
   - /deploy-keys