2.20改为2.21

ookk303
.gitignore
--- a/.gitignore
查看文件 @7ef22ec
+++ b/.gitignore
查看文件 @7ef22ec
@@ -27,7 +27,7 @@ project_build/GDU_普宙PSDK
 # !project_build/DJI_大疆PSDK/samples/sample_c/platform/linux/all/CMakeLists.txt
 
 project_build/Payload-SDK-release-v3.11.0/*
- 
+ project_build/特殊固件
 
 # project_build/Attention_提示程序