Update dependabot.yml

Author: lirantal

.github/dependabot.yml

@@ -17,6 +17,11 @@ updates:
     schedule:
       interval: "weekly"
     open-pull-requests-limit: 10
+    # Use the 'dependencies' default label and add
+    # the 'automerge' one for automerge github action support
+    labels:
+      - "dependencies"
+      - "automerge"
     groups:
       # Production dependencies without breaking changes
       dependencies:
@@ -35,4 +40,4 @@ updates:
     # example for ignoring dependencies:
     # ignore:
     #   - dependency-name: tap
-    #     update-types: ["version-update:semver-major"]
+    #     update-types: ["version-update:semver-major"]