ci: group dep updates

Author: christian-bromann

.github/dependabot.yml

@@ -10,3 +10,29 @@ updates:
   ignore:
     # doesn't support glob anymore in v4
     - dependency-name: "rimraf"
+  groups:
+    patch-deps-updates:
+      update-types:
+        - "patch"
+    minor-deps-updates:
+      update-types:
+        - "minor"
+    major-deps-updates:
+      update-types:
+        - "major"
+- package-ecosystem: github-actions
+  directory: "/"
+  schedule:
+    interval: weekly
+    time: "11:00"
+  open-pull-requests-limit: 10
+  groups:
+    patch-deps-updates:
+      update-types:
+        - "patch"
+    minor-deps-updates:
+      update-types:
+        - "minor"
+    major-deps-updates:
+      update-types:
+        - "major"