Fix Psalm Sarif permissions

Author: maennchen

.github/workflows/branch_main.yml

@@ -13,6 +13,7 @@ jobs:
     name: "Test"
 
     permissions:
+      contents: read
       security-events: write
 
     uses: ./.github/workflows/part_test.yml

.github/workflows/pr.yml

@@ -14,6 +14,7 @@ jobs:
     name: "Test"
 
     permissions:
+      contents: read
       security-events: write
 
     uses: ./.github/workflows/part_test.yml