chore: revert PR tempalte (#223)

Author: droshev

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,28 @@
+## Related Issue(s)
+
+<!-- If this PR fixes multiple issues, please use the full syntax(`closes #issue-number`) for each issue so that each issue gets automatically closed on PR merge; for example: `closes #0001, closes #0002`, and so on. -->
+
+closes
+
+## Description
+
+<!-- Enter short description of the change -->
+
+## Screenshots
+
+<!-- If you've made any style changes, please provide appropriate screenshots (before and after) to help reviewers. -->
+
+### Before:
+
+### After:
+
+## PR Quality
+
+-   [ ] the commit message(s) follows the guideline:
+        https://github.com/SAP/ui5-webcomponents-ngx/blob/main/CONTRIBUTING.md
+-   [ ] tests for the changes that have been done
+-   [ ] all items on the PR Review Checklist are addressed :
+        https://github.com/SAP/ui5-webcomponents-ngx/wiki/PR-Review-Checklist
+-   [ ] Run npm run build-pack-library and test in external application
+-   [ ] update `README.md`
+-   [ ] [Breaking Changes Uncyclo](https://github.com/SAP/ui5-webcomponents-ngx/wiki/Breaking-Changes)