[fix][small] Replaced goose prompt unicode quotations with ascii quotations (#2972)

crates/goose-llm/tests/extract_session_name.rs

@@ -35,8 +35,8 @@ async fn test_generate_session_name_success() {
     // Build a few messages with at least two user messages
     let messages = vec![
         Message::user().with_text("Hello, how are you?"),
-        Message::assistant().with_text("I’m fine, thanks!"),
-        Message::user().with_text("What’s the weather in New York tomorrow?"),
+        Message::assistant().with_text("I'm fine, thanks!"),
+        Message::user().with_text("What's the weather in New York tomorrow?"),
     ];
 
     let name = _generate_session_name(&messages)