Create Dependabot config file (docker-java#1571)

dependabot-preview[bot] · web-flow · commit c86a53a82f16 · 2021-03-29T15:27:58.000+02:00
Co-authored-by: dependabot-preview[bot] &lt;27856297+dependabot-preview[bot]@users.noreply.github.com&gt;
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
@@ -0,0 +1,8 @@
+version: 2
+updates:
+- package-ecosystem: maven
+  directory: "/"
+  schedule:
+    interval: weekly
+  open-pull-requests-limit: 99
+  rebase-strategy: disabled
