Add pull_request trigger to standards-compliance workflow

Co-authored-by: jmiller-moko <230051081+jmiller-moko@users.noreply.github.com>

.github/workflows/standards-compliance.yml

@@ -30,6 +30,12 @@ name: Standards Compliance
 
 on:
   workflow_dispatch:
+  pull_request:
+    branches:
+      - main
+      - dev/**
+      - rc/**
+      - version/**
   schedule:
     # Run monthly on the 1st at 00:00 UTC
     - cron: '0 0 1 * *'