Create Dependabot config file

dependabot-preview[bot] · ecastro98 · commit 67a589328ef9 · 2020-07-26T00:01:16.000-03:00
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
@@ -0,0 +1,9 @@
+version: 2
+updates:
+- package-ecosystem: composer
+  directory: "/"
+  schedule:
+    interval: daily
+    time: "11:00"
+  open-pull-requests-limit: 10
+  versioning-strategy: increase
