Update licence on NPM

Current licence on **NPM** is set to **none**.
https://www.npmjs.com/package/ngx-quicklink

**NPM** readme says **MIT**.
https://www.npmjs.com/package/ngx-quicklink#license

Here on **GitHub** it says **Apache-2.0**.
https://github.com/GoogleChromeLabs/quicklink?tab=Apache-2.0-1-ov-file#readme



Please adjust :)