Adding template for a promotion request

Introducing a template for a promotion request. This template will help
collect all necessary information/details to promote any feature to next level.

.github/ISSUE_TEMPLATE/promotion-request.md

@@ -0,0 +1,33 @@
+---
+name: Promotion Request
+about: Template for feature promotion requests
+labels: kind/feature
+---
+
+### Feature looking for Promotion
+
+<!-- Please describe the feature you would like to promote from the existing level. -->
+
+### Current Feature Version
+
+<!-- What level of `enable-api-fields` is needed to enable this feature (alpha, beta, or stable)? -->
+
+### Raise Feature Version
+
+<!-- What level of `enable-api-fields` will be needed to enable this feature after the promotion (beta or stable)? -->
+
+### Pipeline Release
+
+<!-- When was this feature introduced? Please specify the Pipeline version. -->
+
+### Issues Reported by the Users
+
+<!-- List any issue that a user might have reported for this feature which has to be fixed before it is promoted. -->
+
+### Usage in Dogfooding Cluster
+
+<!-- Have we implemented this feature in our dogfooding cluster? If so, please provide links to the implementation otherwise say None. -->
+
+### Examples/Tests
+
+<!-- Provide links to the examples and e2e tests showcasing this feature. -->