Update dependabot.yml

Author: stefannibrasil

.github/dependabot.yml

@@ -1,15 +1,13 @@
 version: 2
 updates:
-- package-ecosystem: bundler
+- package-ecosystem: "bundler"
   directory: "/"
   schedule:
     interval: daily
   open-pull-requests-limit: 10
 
 - package-ecosystem: "github-actions"
-    directory: "/"
-    schedule:
-      interval: weekly
-      time: "02:00"
-      timezone: "Etc/UTC"
+  directory: "/"
+  schedule:
+    interval: weekly