added new pr template

PULL_REQUEST_TEMPLATE

@@ -0,0 +1,45 @@
+<!--
+    Title your pull request with the following:
+        <ticket-id> <ticket-name>
+
+    If your pull request is not yet ready for reviewing*:
+        [WIP] <ticket-id> <ticket-name>
+
+    If your pull request should be ignored by the CI but is ready for reviewing*:
+        [CI SKIP] <ticket-id> <ticket-name>
+
+    *Note that the CI will ignore pull requests with either "[WIP]",
+    "[CI SKIP]", or "[SKIP CI]" on the PR title (case insensitive).
+-->
+
+## Ticket references
+- [](https://freedom.myjetbrains.com/youtrack/issue/)
+
+## Summary of changes
+<!--
+    Describe the change and why it was introduced. Ideally, this will also be
+    used as the commit message when we do squash merge.
+
+    This is better presented in paragraph form. Only use bullet form when
+    enumerating specific parts of the change.
+
+    Include screenshots, if possible.
+-->
+
+## Checklist
+<!--
+     Mark the things that have been followed.
+-->
+- [ ] bugfix
+- [ ] new feature
+- [ ] breaking change
+- [ ] added unit tests
+- [ ] changes introduced has been discussed and approved
+- [ ] requires manual testing
+- [ ] documentation has been updated
+
+## Testing
+<!--
+    Include this if we need manual testing and not a unit test.
+    If the tests do not reach 10 lines, add it here, else move it to a document and link it to this section.
+-->