Build: Add dependabot.yml config (GitHub Actions)

Closes gh-2093
Ref jquery/jquery#5057

diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644 (file)
index 0000000..6fff16c
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,6 @@
+version: 2
+updates:
+  - package-ecosystem: github-actions
+    directory: "/"
+    schedule:
+      interval: monthly