Merge pull request #3341 from nstapelbroek/fix/postgress-driver-durin…

…g-config

Fix configuring Postgres leads to wrong database driver key

app/Console/Commands/InstallCommand.php

@@ -140,7 +140,7 @@ protected function configureDatabase(array $default = [])
 
         $config['DB_DRIVER'] = $this->choice('Which database driver do you want to use?', [
             'mysql'      => 'MySQL',
-            'postgresql' => 'PostgreSQL',
+            'pgsql'      => 'PostgreSQL',
             'sqlite'     => 'SQLite',
         ], $config['DB_DRIVER']);