Upgrade to GitHub-native Dependabot

Author: dependabot-preview[bot]

.github/dependabot.yml

@@ -0,0 +1,26 @@
+version: 2
+updates:
+- package-ecosystem: npm
+  directory: "/"
+  schedule:
+    interval: daily
+    time: "04:00"
+  pull-request-branch-name:
+    separator: "-"
+  open-pull-requests-limit: 10
+  ignore:
+  - dependency-name: filesize
+    versions:
+    - 6.2.6
+    - 6.3.0
+  - dependency-name: adm-zip
+    versions:
+    - 0.5.3
+- package-ecosystem: github-actions
+  directory: "/"
+  schedule:
+    interval: daily
+    time: "04:00"
+  pull-request-branch-name:
+    separator: "-"
+  open-pull-requests-limit: 10