all: fix more typos caused by unnecessary repetition

Updates #cleanup

Change-Id: I5c0b8f0152581231252ab97dd1820d8b3fcbe450
Signed-off-by: Alex Chan <alexc@tailscale.com>

cmd/k8s-operator/sts.go

@@ -993,7 +993,7 @@ func enableEndpoints(ss *appsv1.StatefulSet, metrics, debug bool) {
 		if isMainContainer(&c) {
 			if debug {
 				ss.Spec.Template.Spec.Containers[i].Env = append(ss.Spec.Template.Spec.Containers[i].Env,
-					// Serve tailscaled's debug metrics on on
+					// Serve tailscaled's debug metrics on
 					// <pod-ip>:9001/debug/metrics. If we didn't specify Pod IP
 					// here, the proxy would, in some cases, also listen to its
 					// Tailscale IP- we don't want folks to start relying on this