create PULL_REQUEST_TEMPLATE.md that explicitly gives /label pr-review-ai-ide-team

This is modification of the template from

* https://github.com/opendatahub-io/.github/blob/main/PULL_REQUEST_TEMPLATE.md

Author: jiridanek

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,19 @@
+<!--- Provide a general summary of your changes in the Title above -->
+
+## Description
+<!--- Describe your changes in detail -->
+
+## How Has This Been Tested?
+<!--- Please describe in detail how you tested your changes. -->
+<!--- Include details of your testing environment, and the tests you ran to -->
+<!--- see how your change affects other areas of the code, etc. -->
+
+## Merge criteria:
+<!--- This PR will be merged by any repository approver when it meets all the points in the checklist -->
+<!--- Go over all the following points, and put an `x` in all the boxes that apply. -->
+
+- [ ] The commits are squashed in a cohesive manner and have meaningful messages.
+- [ ] Testing instructions have been added in the PR body (for PRs involving changes that are not immediately obvious).
+- [ ] The developer has manually tested the changes and verified that the changes work
+
+/label pr-review-ai-ide-team