ci: group dependabot updates (#26)

Author: Yeggstry

.github/dependabot.yml

@@ -9,6 +9,10 @@ updates:
     ignore:
       - dependency-name: "*"
         update-types: ["version-update:semver-major"]
+    groups:
+      npm-minor-patch:
+        patterns:
+          - "*"
 
   - package-ecosystem: "github-actions"
     directory: "/"
@@ -19,3 +23,7 @@ updates:
     ignore:
       - dependency-name: "*"
         update-types: ["version-update:semver-major"]
+    groups:
+      actions-minor-patch:
+        patterns:
+          - "*"