chore: show linting errors during build process only as warning
chore: show linting errors during build process only as warning

- otherwise small linting problem could stop the application from building.
  this could be really annoying for temporary code during development.

  - To show error as waring the noerrorplugin has to be removed:
  https://github.com/MoOx/eslint-loader#noerrorsplugin

tocco/tocco-client,tocco/tocco-client,tocco/tocco-client