revertme: (AppMap) Permit install-action to make a commit

.github/workflows/main.yml

@@ -6,6 +6,17 @@ name: Main
 on:
   pull_request:
 
+permissions:
+  # Allows the EndBug/add-and-commit step to commit the package manager changes,
+  # adding the AppMap language library and configuration file appmap.yml.
+  # Once the EndBug/add-and-commit is removed, this permission can be removed, 
+  # unless you need it for other reasons.
+  contents: write
+
+  # Allows the getappmap/archive-action to write a PR comment with the 
+  # AppMap configuration status.
+  pull-requests: write
+
 jobs:
   test:
     runs-on: ubuntu-latest
@@ -21,4 +32,4 @@ jobs:
 
       - name: Run tests
         run: bundle exec rails test
-```
+```