Added Pull request template (#1279)

* Added Pull request template

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

---------

Co-authored-by: you@example.com <you@example.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,13 @@
+## Description
+
+Please describe the changes in your pull request in few words here.
+
+### Changes
+
+List the changes done to fix a bug or introducing a new feature.
+
+## Checklist
+
+-   [ ] All tests pass locally
+-   [ ] I have updated `docs/changelog.md`
+-   [ ] I have created documentation for this(if applicable)