ci: Have dependabot group dependencies

Author: armsnyder

.github/dependabot.yml

@@ -8,17 +8,26 @@ updates:
     commit-message:
       prefix: chore
       include: scope
+    groups:
+      Go:
+        patterns: ["*"]
   - package-ecosystem: github-actions
     directory: /
     schedule:
       interval: monthly
     commit-message:
       prefix: chore
       include: scope
+    groups:
+      Actions:
+        patterns: ["*"]
   - package-ecosystem: npm
     directory: /vscode-extension
     schedule:
       interval: monthly
     commit-message:
       prefix: chore
       include: scope
+    groups:
+      NPM:
+        patterns: ["*"]