Update vpc-byo-gcp.adoc (#297)

Author: david-yu

modules/get-started/pages/cluster-types/byoc/gcp/vpc-byo-gcp.adoc

@@ -498,7 +498,7 @@ cat << EOT > redpanda-gke.role
     "secretmanager.versions.access",
     "stackdriver.resourceMetadata.write",
     "storage.objects.get",
-    "storage.objects.list"
+    "storage.objects.list",
     "compute.instances.use",
     "iam.serviceAccounts.getAccessToken",
     "compute.regionNetworkEndpointGroups.create",
@@ -679,4 +679,4 @@ You can delete the cluster in the Cloud UI.
 
 == Next steps
 
-xref:networking:byoc/gcp/index.adoc[Configure private networking]
+xref:networking:byoc/gcp/index.adoc[Configure private networking]