Add explicit permissions block to codeql-analysis.yml

Author: BYK

.github/workflows/codeql-analysis.yml

@@ -18,6 +18,10 @@ on:
   schedule:
     - cron: '32 17 * * 4'
 
+permissions:
+  contents: write
+  pull-requests: write
+
 jobs:
   analyze:
     name: Analyze