Add upgrade regression form

Summary: Changelog: [Internal] - Move issues away from upgrade-support repo

Reviewed By: fkgozali

Differential Revision: D31701556

fbshipit-source-id: 45e8da922798fb4323dda7d3d06dfa9bfc8191d0

.github/ISSUE_TEMPLATE/config.yml

@@ -3,9 +3,6 @@ contact_links:
     - name: 📃 Documentation Issue
       url: https://github.com/facebook/react-native-website/issues
       about: Please report documentation issues in the React Native website repository.
-    - name: ⤴️ Upgrade Issue
-      url: https://github.com/react-native-community/upgrade-support
-      about: Need help upgrading to a newer React Native version? Visit the Upgrade Support repository.
     - name: 🤔 Questions and Help
       url: https://reactnative.dev/help
       about: Looking for help with your app? Please refer to the React Native community's support resources.

.github/ISSUE_TEMPLATE/release_blocker_form.yml

@@ -1,5 +1,5 @@
 name: Release Candidate Blocker
-description: File an issue against the current release candidate.
+description: If you are testing a release candidate (0.XX.0-rc.Y) and run into an issue.
 labels: ["Needs: Triage :mag:", "pre-release"]
 body:
   - type: markdown

.github/ISSUE_TEMPLATE/upgrade-regression-form.yml

@@ -0,0 +1,46 @@
+name: Upgrade Regression
+description: If you are upgrading/upgraded to a [stable release](https://github.com/facebook/react-native/releases/latest) and encounter a regression.
+labels: ["Needs: Triage :mag:", "Type: Upgrade Issue"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Please use this form to file an issue if you have upgarded or are upgrading to [latest stable release](https://github.com/facebook/react-native/releases/latest) and have experienced a regression (something that used to work in previous version).
+  - type: input
+    id: new-version
+    attributes:
+      label: New Version
+      description: This is the version you are attempting to upgrade to.
+      placeholder: ex. 0.66.1
+    validations:
+      required: true
+  - type: input
+    id: old-version
+    attributes:
+      label: Old Version
+      description: This is the version you were on where the behavior was working.
+      placeholder: ex. 0.65.1
+    validations:
+      required: true
+  - type: input
+    id: target
+    attributes:
+      label: Build Target(s)
+      description: What target(s) are encountering this issue?
+      placeholder: iOS simulator in release flavor
+    validations:
+      required: true
+  - type: textarea
+    id: environment
+    attributes:
+      label: Developer Environment
+      description: Please list relevant versions of system, tooling. Ex. OS, processor, Xcode, etc.
+    validations:
+      required: true
+  - type: textarea
+    id: reproduction
+    attributes:
+      label: Issue and Reproduction Steps
+      description: Please describe the issue and list out commands run to reproduce.
+    validations:
+      required: true