When creating ~/.kube/config, harden permissions.

Make it owner-readable only

Signed-off-by: Eric Promislow <epromislow@suse.com>

Author: ericpromislow

src/config/kubeconfig.js

@@ -36,7 +36,7 @@ function path() {
         kind:              'Config',
         preferences:       {},
         users:             [],
-      }, undefined, 2));
+      }, undefined, 2), { mode: 0o600 });
     }
 
     return cfg;