fix: switch from pull request target to pull request

Signed-off-by: Fabian Burth <fabian.burth@sap.com>

Author: fabianburth

.github/workflows/codeql.yaml

@@ -3,7 +3,7 @@ name: "CodeQL"
 on:
   push:
     branches: [main]
-  pull_request_target:
+  pull_request:
     branches: [main]
   schedule:
     # Run weekly on Monday at 07:25 UTC