changed the default db adapter

In the docker compose file we are using Postgres as the DB but the
default adapter is set to use MySQL so trying to create the default app
out the box does not work.

.env.example

@@ -5,7 +5,7 @@ APP_CIPHER=AES-256-CBC
 APP_KEY=
 APP_TIMEZONE=
 
-DB_TYPE=mysql
+DB_TYPE=pgsql
 DB_HOST=db
 DB_PORT=3306
 DB_DATABASE=attendize

config/database.php

@@ -26,7 +26,7 @@ return [
     |
     */
 
-    'default' => env('DB_TYPE', 'mysql'),
+    'default' => env('DB_TYPE', 'pgsql'),
 
     /*
     |--------------------------------------------------------------------------
@@ -59,7 +59,7 @@ return [
         ],
 
         'mysql' => [
-            'driver'    => 'mysql',
+            'driver'    => 'pgsql',
             'host'      => env('DB_HOST'),
             'port'	=> env('DB_PORT'),
             'database'  => env('DB_DATABASE'),