NormalModuleFactory: link to doc in error message
NormalModuleFactory: link to doc in error message

Add link to migrating guide when omitting the '-loader' suffix.

ts-webpack/webpack,rlugojr/webpack,jescalan/webpack,ts-webpack/webpack,ts-webpack/webpack,jescalan/webpack,ts-webpack/webpack,SimenB/webpack,g0ddish/webpack,EliteScientist/webpack,EliteScientist/webpack,jescalan/webpack,NekR/webpack,rlugojr/webpack,SimenB/webpack,g0ddish/webpack,g0ddish/webpack,rlugojr/webpack,webpack/webpack,webpack/webpack,SimenB/webpack,NekR/webpack,SimenB/webpack,webpack/webpack,webpack/webpack