Fix bug that breaks saving configs using the "config editor"

src/manager.ts

@@ -88,7 +88,7 @@ function createConfigFs(manager: Manager): SSHFileSystem {
       }
       config.name = name;
       const loc = await updateConfig(name, config);
-      this.onDidChangeTreeDataEmitter.fire();
+      manager.fireConfigChanged();
       let dialog: Thenable<string | undefined>;
       if (loc === vscode.ConfigurationTarget.Global) {
         dialog = vscode.window.showInformationMessage(`Config for '${name}' saved globally`, 'Connect', 'Okay');
@@ -149,6 +149,9 @@ export class Manager implements vscode.FileSystemProvider, vscode.TreeDataProvid
     });
     loadConfigs();
   }
+  public fireConfigChanged(): void {
+    this.onDidChangeTreeDataEmitter.fire();
+  }
   public getStatus(name: string): ConfigStatus {
     const config = getConfig(name);
     const folders = vscode.workspace.workspaceFolders || [];