fix: add missing debug logs for author email checks in Copilot reassignment workflow

Author: niros1

.github/workflows/reassign-copilot-commits.yml

@@ -59,13 +59,15 @@ jobs:
             echo "Checking commit: $COMMIT"
             AUTHOR_EMAIL=$(git show -s --format='%ae' $COMMIT)
             echo "Author email: $AUTHOR_EMAIL"
+            IFS=$'\n'
             for EMAIL in $COPILOT_EMAILS; do
               echo "Checking against Copilot email: $EMAIL"
               if [ "$AUTHOR_EMAIL" = "$EMAIL" ]; then
                 FOUND=1
                 break
               fi
             done
+            unset IFS
           done
           echo "COPILOT_FOUND=$FOUND" >> $GITHUB_ENV
           echo "found=$FOUND" >> $GITHUB_OUTPUT