RHOAIENG-5426: Updated pull request template with prerequisites (#1042)

* RHOAIENG-5426: Updated pull request template with prerequisites

* PR template changes

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,32 @@
+<!--- Provide a general summary of your changes in the Title above -->
+
+Many thanks for submitting your Pull Request ❤️!
+
+Please make sure that your PR meets the following requirements:
+
+- [ ] You have read the [contributors guide](https://github.com/opendatahub-io/opendatahub-operator/blob/incubation/CONTRIBUTING.md)
+- [ ] Pull Request contains description of the issue
+- [ ] Pull Request contains link to the JIRA issue
+- [ ] Pull Request contains link to any dependent or related Pull Request
+
+## Description
+<!--- Describe your changes in detail -->
+
+## JIRA issue:
+<!--- Link your JIRA and related links here for reference. -->
+
+## 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. -->
+
+## Screenshot or short clip:
+<!--- Attach a screenshot or a short clip demonstrating the feature. -->
+
+## 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. -->
+
+- [ ] Have a meaningful commit 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