Update model-ratio.go

relay/channel/gemini/constant.go

@@ -16,6 +16,8 @@ var ModelList = []string{
 	"gemini-2.0-pro-exp",
 	// thinking exp
 	"gemini-2.0-flash-thinking-exp",
+	"gemini-2.5-pro-exp-03-25",
+	"gemini-2.5-pro-preview-03-25",
 	// imagen models
 	"imagen-3.0-generate-002",
 	// embedding models