add dependabot configuration (#5)

Signed-off-by: Dave Dykstra <2129743+DrDaveD@users.noreply.github.com>

Author: DrDaveD

.github/dependabot.yml

@@ -0,0 +1,9 @@
+version: 2
+updates:
+  - package-ecosystem: "gomod" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "weekly"
+      day: "thursday"
+      time: "07:00"
+    target-branch: main