Add minor fixes to site:install command
Add minor fixes to site:install command

* Use correct translation keys for langcode and db-type
* Fix spacing of method comments
* Update code comments to use correct option

AniRai/DrupalConsole,reszli/DrupalConsole,Cottser/DrupalConsole,AniRai/DrupalConsole,frega/DrupalConsole,longloop/DrupalConsole,karmazzin/DrupalConsole,Cottser/DrupalConsole,karmazzin/DrupalConsole,dkgndec/DrupalConsole,alxvallejo/DrupalConsole,karmazzin/DrupalConsole,revagomes/DrupalConsole,dkgndec/DrupalConsole,dkgndec/DrupalConsole,longloop/DrupalConsole,Cottser/DrupalConsole,reszli/DrupalConsole,AniRai/DrupalConsole,revagomes/DrupalConsole,longloop/DrupalConsole,frega/DrupalConsole,alxvallejo/DrupalConsole,reszli/DrupalConsole,frega/DrupalConsole,alxvallejo/DrupalConsole,revagomes/DrupalConsole