[Docs] update FAST-LIVO2-Dataset download link.

Author: xuankuzcr

README.md

@@ -97,7 +97,7 @@ source ~/catkin_ws/devel/setup.bash
 
 ## 4. Run our examples
 
-Download our collected rosbag files via OneDrive ([**FAST-LIVO2-Dataset**](https://connecthkuhk-my.sharepoint.com/:f:/g/personal/zhengcr_connect_hku_hk/ErdFNQtjMxZOorYKDTtK4ugBkogXfq1OfDm90GECouuIQA?e=KngY9Z)). 
+Download FAST-LIVO2-Dataset from [Global-LVBA](https://github.com/xuankuzcr/Global-LVBA) Section IV.
 
 ```
 roslaunch fast_livo mapping_avia.launch
@@ -107,4 +107,4 @@ rosbag play YOUR_DOWNLOADED.bag
 
 ## 5. License
 
-The source code of this package is released under the [**GPLv2**](http://www.gnu.org/licenses/) license. For commercial use, please contact me at <zhengcr@connect.hku.hk> and Prof. Fu Zhang at <fuzhang@hku.hk> to discuss an alternative license.
+The source code of this package is released under the [**GPLv2**](http://www.gnu.org/licenses/) license. For commercial use, please contact me at <zhengcr@connect.hku.hk> and Prof. Fu Zhang at <fuzhang@hku.hk> to discuss an alternative license.