Create Dependabot config file

Author: dependabot-preview[bot]

.github/dependabot.yml

@@ -0,0 +1,9 @@
+version: 2
+updates:
+- package-ecosystem: maven
+  directory: "/"
+  schedule:
+    interval: daily
+    time: '07:00'
+    timezone: US/Eastern
+  open-pull-requests-limit: 99