[HUST CSE][bsp] fix some documents link error (#7335)

bsp/allwinner_tina/README.md

@@ -59,7 +59,7 @@ Allwinner tina 是由全志公司推出的ARM9内核的SOC
 编译依赖 arm-eabi-gcc
 ```
     pushd ../../..
-    git clone https://github.com/uestczyh222/tina-spl.git
+    git clone https://github.com/lymzzyh/tina-spl.git
     pushd tina-spl
     make
     cp output/f1c100s.bin ../rt-thread/bsp/tina/tina-spl.bin

bsp/nuclei/gd32vf103_rvstar/README.md

@@ -58,7 +58,7 @@ export PATH=~/Software/Nuclei/gcc/bin:~/Software/Nuclei/openocd/bin:$PATH
 
 ### 编译程序
 
-下载好[RT-Thread](https://github.com/RT-Thread/rt-thread)的代码和[ENV工具](https://www.rt-thread.org/document/site/tutorial/env-video/)以后。
+下载好[RT-Thread](https://github.com/RT-Thread/rt-thread)的代码和[ENV工具](https://www.rt-thread.org/download.html#download-rt-thread-env-tool)以后。
 
 按照ENV工具的教程, 在**rt-thread\bsp\nuclei\gd32vf103_rvstar**目录打开ENV工具命令行。
 

bsp/nuclei/nuclei_fpga_eval/README.md

@@ -67,7 +67,7 @@ export PATH=~/NucleiStudio/toolchain/gcc/bin:~/NucleiStudio/toolchain/openocd/bi
 
 ### 编译程序
 
-下载好[RT-Thread](https://github.com/RT-Thread/rt-thread)的代码和[ENV工具](https://www.rt-thread.org/document/site/tutorial/env-video/)以后。
+下载好[RT-Thread](https://github.com/RT-Thread/rt-thread)的代码和[ENV工具](https://www.rt-thread.org/download.html#download-rt-thread-env-tool)以后。
 
 按照ENV工具的教程, 在**rt-thread\bsp\nuclei\nuclei_fpga_eval**目录打开ENV工具命令行。