chore: dependabot.yml (#526)

* Create dependabot.yml

* stamp: fmt

---------

Co-authored-by: 냥냐챠 <[email protected]>

Author: mansueli

.github/workflows/dependabot.yml

@@ -0,0 +1,12 @@
+version: 2
+updates:
+  - package-ecosystem: 'github-actions'
+    directory: '/'
+    schedule:
+      interval: 'daily'
+    target-branch: 'master'
+  - package-ecosystem: 'cargo'
+    directory: '/'
+    schedule:
+      interval: 'daily'
+    target-branch: 'master'