Example workflow fixes

- Remove the unnecessary `issues: write` permission;

- Change `actions/checkout` version to `latest`:
  v4 is outdated, and codeowners-plus doesn't
  depend on its version-specific features.

Author: kolayne

.github/workflows/codeowners.yml

@@ -11,8 +11,7 @@ on:
 
 permissions:
   contents: read       # required for @actions/checkout
-  issues: write        # required to create comments
-  pull-requests: write # required to request reviewers
+  pull-requests: write # required to request reviewers and leave comments
   checks: write        # required to export data to check run
 
 jobs:

README.md

@@ -78,16 +78,15 @@ on:
 
 permissions:
   contents: read       # required for @actions/checkout
-  issues: write        # required to create comments
-  pull-requests: write # required to request reviewers
+  pull-requests: write # required to request reviewers and leave comments
 
 jobs:
   codeowners:
     name: 'Run Codeowners Plus'
     runs-on: ubuntu-latest
     steps:
       - name: 'Checkout Code Repository'
-        uses: actions/checkout@v4
+        uses: actions/checkout@latest
         with:
           fetch-depth: 0