docs: add npm to social links

[xDivisionByZerox]

Description

Add a NPM social icon to the navigation of our documentation page.

[netlify]

✅ Deploy Preview for fakerjs ready!

Name	Link
🔨 Latest commit	ee850b7
🔍 Latest deploy log	https://app.netlify.com/sites/fakerjs/deploys/66791051e9ce9b0008242419
😎 Deploy Preview	https://deploy-preview-2971.fakerjs.dev
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.96%. Comparing base (6b1159d) to head (1072f82).

❗ Current head 1072f82 differs from pull request most recent head ee850b7

Please upload reports for the commit ee850b7 to get more accurate results.

Additional details and impacted files

@@           Coverage Diff            @@
##             next    #2971    +/-   ##
========================================
  Coverage   99.95%   99.96%            
========================================
  Files        2989     2989            
  Lines      216081   216081            
  Branches      596      951   +355     
========================================
+ Hits       215986   216002    +16     
+ Misses         95       79    -16     

see 2 files with indirect coverage changes

[ST-DDT]

Not sure which social links we need.

[xDivisionByZerox]

Not sure which social links we need.

You think a user might get overwhelmed by the amount of icons if we would put in all applicable icon?

[matthewmayer]

I think that is a concern especially for less well known ones like OpenCollective.

[matthewmayer]

I think 6 is tolerable. I would try to avoid 7 or more.