chore(deps): update ghcr.io/renovatebot/renovate docker tag to v43.63.0 (gardener#5675)

Author: gardener-ci-robot

config/jobs/common/renovate-presubmits.yaml

@@ -12,7 +12,7 @@ presubmits:
     decorate: true
     spec:
       containers:
-      - image: ghcr.io/renovatebot/renovate:43.62.0
+      - image: ghcr.io/renovatebot/renovate:43.63.0
         command:
         - renovate-config-validator