fix: vertexai model names (#365)

src/client/vertexai.rs

@@ -17,9 +17,9 @@ use std::path::PathBuf;
 // https://cloud.google.com/vertex-ai/generative-ai/docs/learn/models
 const MODELS: [(&str, usize, &str); 5] = [
     ("gemini-1.0-pro", 24568, "text"),
-    ("gemini.1.0-pro-vision", 14336, "text,vision"),
+    ("gemini-1.0-pro-vision", 14336, "text,vision"),
     ("gemini-1.0-ultra", 8192, "text"),
-    ("gemini.1.0-ultra-vision", 8192, "text,vision"),
+    ("gemini-1.0-ultra-vision", 8192, "text,vision"),
     ("gemini-1.5-pro", 1000000, "text"),
 ];