!2899 aafwk_lite编译告警修复

Merge pull request !2899 from 吴珞风/master

aafwk_lite/ability_posix/src/AbilityMgrTest.cpp

@@ -941,7 +941,7 @@ HWTEST_F(AbilityMgrTest, testPostTask, Function | MediumTest | Level1)
     string hapPath = g_testPath + "testnative_hispark_taurus_liteos.hap";
 #endif
     AbilityEventHandler eventHandler1;
-    auto task = [this, hapPath]{
+    auto task = [hapPath]{
         sem_init(&g_sem, 0, 0);
         InstallParam installParam = { .installLocation = 1, .keepData = false };
         bool installResult = Install(hapPath.c_str(), &installParam, TestBundleStateCallback);