docs: add example without version param

Author: JounQin

README.md

@@ -12,6 +12,7 @@ The followings version and short version are both fine.
 
 - <https://rabbit-linker.vercel.app/gtimg/sogou_mac/1688992049>
 - <https://rabbit-linker.vercel.app/gtimg/sogou_mac/614d>
+- <https://rabbit-linker.vercel.app/gtimg/sogou_mac>
 
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