fix indent nitpick

<3

Co-authored-by: Mike Lang <ekimekim@users.noreply.github.com>

k8s.jsonnet

@@ -237,7 +237,7 @@
       $.db_connect,
       $.clean_channels[0],  // use first element as default channel
       $.config.bustime_start,
-      ]),
+    ]),
     // Normally nginx would be responsible for proxying requests to different services,
     // but in k8s we can use Ingress to do that. However nginx is still needed to serve
     // static content - segments as well as thrimbletrimmer.