Add GitHub Dependabot config (Ralim#13)

This allows for GitHub Dependabot to operate on this project.

Signed-off-by: Dom Rodriguez <[email protected]>

.github/dependabot.yml

@@ -0,0 +1,27 @@
+# SPDX-FileCopyrightText: 2023 The Gamebox Developers
+#
+# SPDX-License-Identifier: Apache-2.0
+
+version: 2
+updates:
+  - package-ecosystem: "cargo"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    commit-message:
+      prefix: "chore(deps)"
+    groups:
+      cargo-deps:
+        patterns:
+          - "*"
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    commit-message:
+      prefix: "chore(ci-deps)"
+    groups:
+      gh-actions-deps:
+        patterns:
+          - "*"