Upgrade to GitHub-native Dependabot (#34)

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

Author: dependabot-preview[bot]

.github/dependabot.yml

@@ -0,0 +1,18 @@
+version: 2
+updates:
+- package-ecosystem: gomod
+  directory: "/"
+  schedule:
+    interval: daily
+    time: "21:00"
+    timezone: Asia/Shanghai
+  open-pull-requests-limit: 10
+  ignore:
+  - dependency-name: github.com/sirupsen/logrus
+    versions:
+    - 1.7.0
+    - 1.7.1
+    - 1.8.0
+  - dependency-name: github.com/tidwall/gjson
+    versions:
+    - 1.6.7