ci: group dependabot updates for actions, vis-gl majors, and maplibre

.github/dependabot.yml

@@ -5,23 +5,31 @@ updates:
     directory: "/"
     schedule:
       interval: "monthly"
+    groups:
+      github-actions:
+        patterns:
+          - "*"
 
   # Maintain dependencies for npm
   - package-ecosystem: "npm"
     directory: "/"
     schedule:
       interval: "monthly"
     groups:
-      # Separate group for visgl libraries, released jointly
+      # Separate group for visgl libraries, released jointly. Includes majors
+      # so a new deck.gl major arrives as one PR rather than one per package.
       vis-gl:
         patterns:
           - "@deck.gl/*"
           - "@luma.gl/*"
           - "@math.gl/*"
           - "@loaders.gl/*"
-        update-types:
-          - "patch"
-          - "minor"
+      # Basemap libraries used by the examples' interleaved deck.gl overlay.
+      # react-map-gl's types track the MapLibre major, so they move together.
+      maplibre:
+        patterns:
+          - "maplibre-gl"
+          - "react-map-gl"
       dev-dependencies:
         dependency-type: "development"
         update-types: