docs: 更正 readme 的 python -> node

Author: chenlb

README.md

@@ -10,5 +10,5 @@
 - npm 源：设置淘宝源 https://registry.npmmirror.com
 
 ## 镜像标签
-* ```langfarm/node:20```, ```langfarm/python:20-alinux3```, ```langfarm/python:20.19```, ```langfarm/python:20.19-alinux3```, ```langfarm/python:20.19.0```, ```langfarm/python:20.19.0-alinux3```
-* ```langfarm/node:22```, ```langfarm/python:22-alinux3```, ```langfarm/python:22.9```, ```langfarm/python:22.9-alinux3```, ```langfarm/python:22.9.0```, ```langfarm/python:22.9.0-alinux3```
+* ```langfarm/node:20```, ```langfarm/node:20-alinux3```, ```langfarm/node:20.19```, ```langfarm/node:20.19-alinux3```, ```langfarm/node:20.19.0```, ```langfarm/node:20.19.0-alinux3```
+* ```langfarm/node:22```, ```langfarm/node:22-alinux3```, ```langfarm/node:22.22```, ```langfarm/node:22.22-alinux3```, ```langfarm/node:22.22.3```, ```langfarm/node:22.22.3-alinux3```