Claude - base fixes on 2.3.x

Author: staabm

.github/workflows/claude-fix-issue.yml

@@ -36,7 +36,7 @@ jobs:
       - name: "Checkout"
         uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
         with:
-          ref: 2.2.x
+          ref: 2.3.x
           repository: phpstan/phpstan-src
           fetch-depth: 0