chore: Add mention of support ticket when opening a pull request (#2507)

* Add mention of creating support ticket when opening PR

* rephrasing to avoid mention of priority

* including suggestion

Author: AgustinBettati

.github/pull_request_template.md

@@ -20,7 +20,7 @@ Link to any related issue(s):
 - [ ] I have added tests that prove my fix is effective or that my feature works per HashiCorp requirements
 - [ ] I have added any necessary documentation (if appropriate)
 - [ ] I have run make fmt and formatted my code
-- [ ] If changes include deprecations or removals, I defined an isolated PR with a relevant title as it will be used in the auto-generated changelog.
+- [ ] If changes include deprecations or removals I have added appropriate changelog entries.
 - [ ] If changes include removal or addition of 3rd party GitHub actions, I updated our internal document. Reach out to the APIx Integration slack channel to get access to the internal document.
 
 ## Further comments

contributing/development-setup.md

@@ -51,7 +51,7 @@ For more explained information about plugin override check [Development Override
 - Make sure that the PR title follows [*Conventional Commits*](https://www.conventionalcommits.org/).
 - Add comments around your new code that explain what's happening.
 - Commit and push your changes to your branch then submit a pull request against the `master` branch.
-- A repo maintainer will review your pull request. 
+- A repo maintainer will review your pull request. **Note**: If you have an active [MongoDB Atlas Support](https://www.mongodb.com/services/support/atlas-support-plans) contract, we recommend also creating a support ticket for any questions related to this process.
 
 ### Merging a Pull Request
 Due to security reasons, there are restrictions on how external contributions can be handled, especially concerning the use of repository secrets and running tests from forks.