dependabot tweak

Author: kristan66

.github/dependabot.yml

@@ -68,7 +68,3 @@ updates:
     commit-message:
       prefix: "deps"
       include: "scope"
-
-    labels:
-      - "dependencies"
-      - "nuget"

.github/workflows/check-pull-request.yml

@@ -12,6 +12,10 @@ on:
       - synchronize
       - ready_for_review
 
+permissions:
+  pull-requests: write
+  contents: read
+
 jobs:
   pr-validator:
     name: Run Pull Request Checks