chore: updated pr-template (#668)

Author: jtucholski

.github/PULL_REQUEST_TEMPLATE.md

@@ -10,4 +10,6 @@ If the PR includes changes to the UI, please add screenshots or a brief screengr
 
 ## Additional context
 
-Please include any additional context or information that the reviewer may need to understand the PR.
+Please include any additional context or information that the reviewer may need to understand the PR.
+
+If any core features or components were removed with this PR, please note them here so that they can be added to the wiki (see [Deprecated features and Components](https://github.com/UnlockedLabs/UnlockEdv2/wiki/Deprecated-Features-and-Components)).