feat: SaLoginParameter 支持配置 isConcurrent

sa-token-demo/sa-token-demo-test/src/main/java/com/pj/test/TestController.java

@@ -26,7 +26,7 @@ public class TestController {
 	// 测试登录  ---- http://localhost:8081/test/login
 	@RequestMapping("login")
 	public SaResult login(@RequestParam(defaultValue = "10001") long id) {
-		StpUtil.login(id, new SaLoginParameter().setActiveTimeout(-1));
+		StpUtil.login(id, new SaLoginParameter().setIsConcurrent(true));
 		return SaResult.ok("登录成功");
 	}