Add DependAbot

Signed-off-by: tobiasKaminsky <tobias@kaminsky.me>

.github/dependabot.yml

@@ -0,0 +1,11 @@
+version: 2
+updates:
+- package-ecosystem: gradle
+  directory: "/"
+  schedule:
+    interval: daily
+    time: "03:00"
+    timezone: Europe/Paris
+  open-pull-requests-limit: 10
+  labels:
+  - 3. to review