message: Fixes Use onDidChangeTabs instead of onDidChangeTabGroups
diff: @@ -196,8 +196,8 @@ class Tabs {
  };
  openTabsHandler();
  - if (Window.tabGroups.onDidChangeTabGroups !== undefined) {
  - this.disposable = Window.tabGroups.onDidChangeTabGroups(openTabsHandler);
  + if (Window.tabGroups.onDidChangeTabs !== undefined) {
  + this.disposable = Window.tabGroups.onDidChangeTabs(openTabsHandler);
  } else {
  this.disposable = { dispose: () => {} };
  }
  