fix: update ollama serve command

Signed-off-by: Kai Wedekind <kai.wedekind@de.ibm.com>

Author: KaiWedekind

acp-agents/README.md

@@ -75,7 +75,7 @@ curl -fsSL https://ollama.com/install.sh | sh
 ```
 
 ```sh
-OLLAMA_HOST=192.168.178.26:11434 ollama serve
+OLLAMA_HOST=$(ipconfig getifaddr en0):11434 ollama serve
 ```
 
 ```sh