Add ok-to-test label to dependabot PRs

Signed-off-by: Per Goncalves da Silva <pegoncal@redhat.com>

Author: Per Goncalves da Silva

.github/dependabot.yml

@@ -4,6 +4,8 @@ updates:
     directory: "/"
     schedule:
       interval: "weekly"
+    labels:
+      - "ok-to-test"
   - package-ecosystem: "gomod"
     directory: "/"
     schedule:
@@ -15,4 +17,7 @@ updates:
           - "sigs.k8s.io/*"
       golang-x-deps:
         patterns:
-          - "golang.org/x/*"
+          - "golang.org/x/*"
+    labels:
+      - "ok-to-test"
+