Upgrade to GitHub-native Dependabot

.github/dependabot.yml

@@ -0,0 +1,39 @@
+version: 2
+updates:
+- package-ecosystem: npm
+  directory: "/"
+  schedule:
+    interval: daily
+    time: "01:00"
+    timezone: Europe/Berlin
+  open-pull-requests-limit: 2
+  target-branch: develop
+  ignore:
+  - dependency-name: y18n
+    versions:
+    - 4.0.1
+  - dependency-name: express-prom-bundle
+    versions:
+    - 6.3.0
+    - 6.3.2
+    - 6.3.3
+    - 6.3.4
+    - 6.3.5
+  - dependency-name: chai
+    versions:
+    - 4.3.0
+    - 4.3.1
+    - 4.3.3
+  - dependency-name: "@types/bull"
+    versions:
+    - 3.15.0
+  - dependency-name: "@types/js-yaml"
+    versions:
+    - 4.0.0
+  - dependency-name: eslint-plugin-prettier
+    versions:
+    - 3.3.1
+  - dependency-name: js-yaml
+    versions:
+    - 4.0.0
+  rebase-strategy: disabled