Fix issue form description

Summary: Changelog: [Internal] - Fix github issue form description

Reviewed By: cortinico

Differential Revision: D31837196

fbshipit-source-id: 9ccdd0d1773add7f63b9ae8818b2a9364eb965d8

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

@@ -1,5 +1,5 @@
 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.
+description: If you are upgrading to a stable release and encounter a regression.
 labels: ["Needs: Triage :mag:", "Type: Upgrade Issue"]
 body:
   - type: markdown