Update README.md

Co-authored-by: Sébastien Doeraene <[email protected]>

Author: SethTisue

Diff for: README.md

@@ -4,7 +4,7 @@
 
 ### Usage
 
-- first, `npm install jszip`
+- first, `npm install`
 - then `sample/run` to compile `sample/src/main/scala/Sample.scala`.
   - prints the WebAssembly Text Format (WAT) (Stack IR form) to the console, for debugging
   - writes the binary format (WASM) to `target/output.wasm`