Update dependabot.yml (#6749)

Change dependabot nonexistent "infra" label to "ci/cd"

Signed-off-by: Daniel Sabsay <[email protected]>

Author: dsabsay

.github/dependabot.yml

@@ -13,7 +13,7 @@ updates:
       actions-dependencies:
         dependency-type: "production"
     labels:
-      - "infra"
+      - "ci/cd"
   - package-ecosystem: "gomod"
     directories:
       - "/"