disable renovate, switch back to dependabot (#141)

Author: bckohan

.github/dependabot.yml

@@ -9,13 +9,21 @@ updates:
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: "daily"
-    commit-message:
-      prefix: ⬆
+      interval: "monthly"
+
+    groups:
+      gha-updates:
+        patterns:
+          - "*"
+
   # Python
-  - package-ecosystem: "pip"
+  - package-ecosystem: "uv"
     directory: "/"
     schedule:
-      interval: "daily"
+      interval: "monthly"
     commit-message:
       prefix: ⬆
+    groups:
+      uv-updates:
+        patterns:
+          - "*"