Merge pull request astaxie#1174 from josedelinux/patch-1

Update 01.2.md

Author: astaxie

zh/01.2.md

@@ -29,7 +29,7 @@ go mod tidy
 
 安装指定包:
 ```
-go get -v github/com/go-ego/gse@v0.60.0-rc4.2
+go get -v github.com/go-ego/gse@v0.60.0-rc4.2
 ```
 
 ### 更新依赖