Automated documentation update (#462)

Automated documentation update [skip ci]
Co-authored-by: github-actions <github-actions@github.com>

src/node/README.md

 
-# Node.js (via nvm) and yarn (node)
+# Node.js (via nvm), yarn and pnpm (node)
 
-Installs Node.js, nvm, yarn, and needed dependencies.
+Installs Node.js, nvm, yarn, pnpm, and needed dependencies.
 
 ## Example Usage