chore(dependabot): enable auto dependency updates (#495)

Author: saschanaz

.github/dependabot.yml

@@ -0,0 +1,13 @@
+# Basic dependabot.yml file with
+# minimum configuration for two package managers
+# https://docs.github.com/en/free-pro-team@latest/github/administering-a-repository/enabling-and-disabling-version-updates
+
+version: 2
+updates:
+  # Enable version updates for npm
+  - package-ecosystem: "npm"
+    # Look for `package.json` and `lock` files in the `root` directory
+    directory: "/"
+    # Check the npm registry for updates every day (weekdays)
+    schedule:
+      interval: "daily"