fix dependabot config

.github/dependabot.yml

@@ -1,31 +1,24 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://help.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
 version: 2
 updates:
+  # Maintain dependencies for Go
+  - package-ecosystem: "gomod"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+
+  # Maintain dependencies for build tools
+  - package-ecosystem: "gomod"
+    directory: "/tools"
+    schedule:
+      interval: "weekly"
+
+  # Maintain dependencies for GitHub Actions
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: "daily"
-  - package-ecosystem: "gomod"
-    directory: "/"
-    ignore:
-      - dependency-name: "golang.org/x/tools"
-      - dependency-name: "google.golang.org/grpc"
-    schedule:
-      interval: "daily"
-  - package-ecosystem: "gomod"
-    directory: "/awsproviderlint"
-    ignore:
-      - dependency-name: "golang.org/x/tools"
-      - dependency-name: "google.golang.org/grpc"
-    schedule:
-      interval: "daily"
-  - package-ecosystem: "gomod"
-    directory: "/tools"
-    ignore:
-      - dependency-name: "golang.org/x/tools"
-      - dependency-name: "google.golang.org/grpc"
-    schedule:
-      interval: "daily"
-  - package-ecosystem: "terraform"
-    directory: "/infrastructure/repository"
-    schedule:
-      interval: "daily"
+      interval: "weekly"