Update .github/workflows/mend-scan.yml

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: coliff

.github/workflows/mend-scan.yml

@@ -8,7 +8,7 @@ on:
 
 permissions:
   contents: 'read'
-  pull-requests: 'write'
+  pull-requests: 'read'
 
 jobs:
   mend-scan: