Update README.md

Author: smalinin

README.md

@@ -1,5 +1,5 @@
 # WebLLM-Tools-Sample
-Sample of using tools with WebLLM (Note it works only in browsers with WebGPU support and you must have at last 4Gb of free VRAM)
+Sample of using tools with WebLLM (Note it works only in browsers with WebGPU support and you must have at last 4Gb of free VRAM).
 Tested on Chrome and Brave on MSWindows and macOS
 
 [Demo App](https://openlinksoftware.github.io/WebLLM-Tools-Sample/src/index.html)