Update .github/workflows to add copilot-requests: write permission

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

Author: Copilot

.github/workflows/link-checker.lock.yml

@@ -2,7 +2,9 @@
 description: Daily automated link checker that finds and fixes broken links in documentation files
 on:
   schedule: daily on weekdays
-permissions: read-all
+permissions:
+  all: read
+  copilot-requests: write
 timeout-minutes: 60
 network:
   allowed: