fix: inject css files to the dom as style

[juanpicado]

Fix issue on Verdaccio 5 , the markdown overflow the detail, the reason was that webpack was not including the css files with the style-loader.

Here you can see the broken layout.
https://registry.verdaccio.org/-/web/detail/verdaccio

[codecov]

Codecov Report

Merging #612 (1710e68) into master (fb939c2) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #612   +/-   ##
=======================================
  Coverage   79.39%   79.39%           
=======================================
  Files         167      167           
  Lines        1330     1330           
  Branches      227      227           
=======================================
  Hits         1056     1056           
  Misses        232      232           
  Partials       42       42           

[juanpicado]

I merge, need to release this, there is a bug need to fix before release.