Auto merge of rust-lang#12435 - jhgg:vscode/status-bar-color-fix, r=Veykril

[editors/vscode] cleaer status bar bg color / command  when server status returns to OK

fixes rust-lang#12433

Author: bors

editors/code/src/ctx.ts

@@ -81,7 +81,9 @@ export class Ctx {
         let icon = "";
         switch (status.health) {
             case "ok":
+                this.statusBar.command = undefined;
                 this.statusBar.color = undefined;
+                this.statusBar.backgroundColor = undefined;
                 break;
             case "warning":
                 this.statusBar.tooltip += "\nClick to reload.";