chore: Filter CI job for dependabot auto-merge

Author: nschonni

.github/workflows/automerge-dependencies.yml

@@ -1,8 +1,16 @@
 name: Auto Merge Dependency Updates
 
 on:
-  - pull_request
-  - pull_request_review
+  pull_request:
+    paths:
+      - "package*.json"
+      - "Gemfile*"
+      - "Dockerfile"
+      - ".github/workflows/**"
+  pull_request_review:
+    types:
+      - edited
+      - submitted
 
 jobs:
   run: