Add sdk configuration changes template (#31842)

* first try

* templates added

* update template

* Update .github/PULL_REQUEST_TEMPLATE/sdk_configuration_template.md

Co-authored-by: Ben Broderick Phillips <ben@benbp.net>

---------

Co-authored-by: Ben Broderick Phillips <ben@benbp.net>

.github/PULL_REQUEST_TEMPLATE.md

@@ -5,3 +5,5 @@ Switch to "Preview" on this description then select one of the choices below.
 <a href="?expand=1&template=data_plane_template.md">Click here</a> to open a PR for a Data Plane API.
 
 <a href="?expand=1&template=control_plane_template.md">Click here</a> to open a PR for a Control Plane (ARM) API.
+
+<a href="?expand=1&template=sdk_configuration_template.md">Click here</a> to open a PR for only SDK configuration.

.github/PULL_REQUEST_TEMPLATE/sdk_configuration_template.md

@@ -0,0 +1,25 @@
+# SDK configuration pull request
+
+## Purpose of this PR
+
+- [ ] Make changes to the SDK configuration only when there are no modifications to the API specification, eliminating the need for an ARM or Stewardship Board API review.
+
+## Due diligence checklist
+
+To merge this PR, you **must** go through the following checklist and confirm you understood
+and followed the instructions by checking all the boxes:
+
+- [ ] I confirm this PR is modifying only SDK configurations, and not API related specifications.
+- [ ] I have reviewed and used the respective `tspconfig.yaml` templates:
+  - [ARM tspconfig template](https://github.com/Azure/azure-rest-api-specs/blob/main/specification/contosowidgetmanager/Contoso.Management/tspconfig.yaml)
+  - [Data plane tspconfig template](https://github.com/Azure/azure-rest-api-specs/blob/main/specification/contosowidgetmanager/Contoso.WidgetManager/tspconfig.yaml)
+
+## Getting help
+
+- First, carefully read through this PR description, from top to bottom. Fill out the `Purpose of this PR` and `Due diligence checklist`.
+- If you don't have permissions to remove or add labels to the PR, request `write access` per [aka.ms/azsdk/access#request-access-to-rest-api-or-sdk-repositories](https://aka.ms/azsdk/access#request-access-to-rest-api-or-sdk-repositories)
+- To understand what you must do next to merge this PR, see the `Next Steps to Merge` comment. It will appear within few minutes of submitting this PR and will continue to be up-to-date with current PR state.
+- For guidance on fixing this PR CI check failures, see the hyperlinks provided in given failure and https://aka.ms/ci-fix.
+- If the PR CI checks appear to be stuck in `queued` state, please add a comment with contents `/azp run`.
+  This should result in a new comment denoting a `PR validation pipeline` has started and the checks should be updated after few minutes.
+- If the help provided by the previous points is not enough, post to https://aka.ms/azsdk/support/specreview-channel and link to this PR.