Upgrade to GitHub-native Dependabot (#247)

* Upgrade to GitHub-native Dependabot

* chore: ignore all get-folder-size updates

This is due to it requiring Node 14, and Node 12 isn't EOL until April 2022.

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>
Co-authored-by: Mark Lee <[email protected]>

Author: dependabot-preview[bot]

.github/dependabot.yml

@@ -0,0 +1,11 @@
+version: 2
+updates:
+- package-ecosystem: npm
+  directory: "/"
+  schedule:
+    interval: daily
+  open-pull-requests-limit: 10
+  ignore:
+  - dependency-name: get-folder-size
+    versions:
+    - ">= 3"