doc: update README.md

The AI-based commit message generator is totally rewrited. It is not just a C# port of anjerodev/commitollama

Signed-off-by: leo <longshuang@msn.cn>

Author: love-linger

README.md

@@ -58,7 +58,7 @@
 * Workspace
 * Custom Action
 * Create PR on GitHub/Gitlab/Gitea/Gitee/Bitbucket...
-* Using AI to generate commit message (C# port of [anjerodev/commitollama](https://github.com/anjerodev/commitollama))
+* Using AI to generate commit message
 * Built-in conventional commit message helper.
 
 > [!WARNING]