metropolis/cli/metroctl: register context flag to the correct command

Change-Id: I934a5094dfb1dcbd472300888a0aef89b3917719
Reviewed-on: https://review.monogon.dev/c/monogon/+/3078
Reviewed-by: Lorenz Brun <lorenz@monogon.tech>
Tested-by: Jenkins CI
Reviewed-by: Hendrik Hofstadt <hendrik@monogon.tech>
diff --git a/metropolis/cli/metroctl/cmd_k8s_configure.go b/metropolis/cli/metroctl/cmd_k8s_configure.go
index be36e57..7e8d771 100644
--- a/metropolis/cli/metroctl/cmd_k8s_configure.go
+++ b/metropolis/cli/metroctl/cmd_k8s_configure.go
@@ -57,7 +57,7 @@
 }
 
 func init() {
+	k8sConfigureCommand.Flags().String("context", "metroctl", "The name for the kubernetes context to configure")
 	k8sCommand.AddCommand(k8sConfigureCommand)
-	k8sCommand.Flags().String("context", "metroctl", "The name for the kubernetes context to configure")
 	rootCmd.AddCommand(k8sCommand)
 }