!4705 getAbilityLabel接口callback形式，调用成功第一个参数为null

Merge pull request !4705 from 耿文广/cherry-pick-1659085686

bundlemanager/bundle_standard/bundlemanager/actsbmsetsmodulenametest/entry/src/main/ets/test/ActsBmsEtsModuleNameTest.test.ets

@@ -268,7 +268,7 @@ export default function actsBmsJsModuleNameTest() {
                     expect(err).assertFail();
                 });
             bundle.getAbilityLabel(BUNDLE_NAME, MODULE_NAME3, ABILITY_NAME, (err, data) => {
-                expect(err).assertEqual(SUCCESS_CODE);
+                expect(err).assertNull();
                 if (err) {
                     console.error('[GetAbilityLabel_0300]Operation failed. Err: ' + JSON.stringify(err));
                 }

bundlemanager/bundle_standard/bundlemanager/actsbundlemanageretstest/entry/src/main/ets/test/GetAbilityLabelJsUnit.test.ets

@@ -41,7 +41,7 @@ export default function getAbilityLabel() {
                 expect(error).assertFail();
             });
             Bundle.getAbilityLabel(BUNDLE_NAME, ABILITY_NAME, (error, data) => {
-                expect(error).assertEqual(0);
+                expect(error).assertNull();
                 expect(data).assertEqual("entry_MainAbility");
                 done();
             });
@@ -66,7 +66,7 @@ export default function getAbilityLabel() {
                 let timeNewStamp = Utils.getNowTime();
                 Utils.getDurationTime('[context_getAbilityLabel_test_0200]', timeOldStamp, timeNewStamp);
                 expect(data).assertEqual("bmsfirstright");
-                expect(error).assertEqual(0);
+                expect(error).assertNull();
                 done();
             });
         });