Create dependabot.yml

This change adds a dependabot file for the repo.

This is taken from the one used in podman:

https://github.com/containers/podman/blob/68bf49799d6085bcc0752e15630ad18ff4d99e19/.github/dependabot.yml

and adjusted to run weekly.

Signed-off-by: Evan Lezar <[email protected]>

Author: elezar

.github/dependabot.yml

@@ -0,0 +1,25 @@
+version: 2
+updates:
+- package-ecosystem: gomod
+  directory: "/"
+  schedule:
+    interval: weekly
+  labels:
+    - "release-note-none"
+  open-pull-requests-limit: 10
+
+- package-ecosystem: gomod
+  directory: "test/tools"
+  schedule:
+    interval: weekly
+  labels:
+    - "release-note-none"
+  open-pull-requests-limit: 10
+
+- package-ecosystem: "github-actions"
+  directory: "/"
+  schedule:
+      interval: "daily"
+  labels:
+    - "release-note-none"
+  open-pull-requests-limit: 10