Task spinner not showing in the status bar (#130050)

Fixes #130048

Author: alexr00

src/vs/workbench/contrib/tasks/browser/task.contribution.ts

@@ -38,6 +38,7 @@ import { TasksQuickAccessProvider } from 'vs/workbench/contrib/tasks/browser/tas
 import { ContextKeyExpr } from 'vs/platform/contextkey/common/contextkey';
 import { TaskDefinitionRegistry } from 'vs/workbench/contrib/tasks/common/taskDefinitionRegistry';
 import { TerminalMenuBarGroup } from 'vs/workbench/contrib/terminal/browser/terminalMenus';
+import { isString } from 'vs/base/common/types';
 
 const SHOW_TASKS_COMMANDS_CONTEXT = ContextKeyExpr.or(ShellExecutionSupportedContext, ProcessExecutionSupportedContext);
 
@@ -150,7 +151,7 @@ export class TaskStatusBarContributions extends Disposable implements IWorkbench
 			return false;
 		}
 
-		if (event.group !== TaskGroup.Build) {
+		if ((isString(event.group) ? event.group : event.group?._id) !== TaskGroup.Build._id) {
 			return true;
 		}