Merge pull request #342 from felddy/improvement/dependabot-groups

Add groups to Dependabot ecosystems.

Forcing merge since the Docker fix has not yet arrived.

.github/dependabot.yml

@@ -10,6 +10,11 @@ updates:
       - "bot :robot:"
       - "dependencies :game_die:"
       - "docker :whale:"
+    groups:
+      docker-all:
+        applies-to: "version-updates"
+        patterns:
+          - "*"
 
   - package-ecosystem: "github-actions"
     directory: "/"
@@ -19,6 +24,11 @@ updates:
       - "bot :robot:"
       - "dependencies :game_die:"
       - "github-actions :octocat:"
+    groups:
+      github-actions-all:
+        applies-to: "version-updates"
+        patterns:
+          - "*"
 
   - package-ecosystem: "pip"
     directory: "/"
@@ -28,3 +38,8 @@ updates:
       - "bot :robot:"
       - "dependencies :game_die:"
       - "python :snake:"
+    groups:
+      pip-all:
+        applies-to: "version-updates"
+        patterns:
+          - "*"