updated docs

Signed-off-by: Nwusongqing <wusongqing@huawei.com>

en/application-dev/reference/apis/js-apis-abilityAccessCtrl.md

@@ -204,6 +204,8 @@ getPermissionFlags(tokenID: number, permissionName: string): Promise<number&g
 
 Obtains the flags of the specified permission of a given application. This API uses a promise to return the result.
 
+**Required permissions**: ohos.permission.GET_SENSITIVE_PERMISSIONS, GRANT_SENSITIVE_PERMISSIONS, or REVOKE_SENSITIVE_PERMISSIONS
+
 **System capability**: SystemCapability.Security.AccessToken
 
 **Parameters**
@@ -234,7 +236,7 @@ promise.then(data => {
 
 Enumerates the permission grant states.
 
-**System capability:** SystemCapability.Security.AccessToken
+**System capability**: SystemCapability.Security.AccessToken
 
 | Name                         | Default Value                 | Description                   |
 | ----------------------------- | ---------------------- | -----------------------  |