Merge pull request #148 from pi-hole/group_dependabot

Group dependabot PRs to reduce PRs spam

Author: PromoFaux

.github/dependabot.yml

@@ -9,6 +9,10 @@ updates:
       day: saturday
       time: "10:00"
     target-branch: master
+    groups:
+      github_action-dependencies:
+        patterns:
+          - "*"
   # Maintain dependencies for Docker
   - package-ecosystem: "docker"
     directory: "/ftl-build/"