Drop database environment requirements from .env files

services/request/.env.example

@@ -17,15 +17,6 @@ TVDB_KEY_FILE = /run/secrets/tvdb_key
 TVDB_PIN_FILE = /run/secrets/tvdb_pin
 TVDB_REFRESH_PERIOD = 480 # (8 hours) How frequently to refresh the token (in minutes)
 
-# Database -----------------------------------------------------------------------------------------
-
-DB_TYPE = mysql
-DB_HOST = database
-DB_PORT = 3306
-DB_USER = root
-DB_PASSWORD_FILE = /run/secrets/mysql_root_password
-DB_DATABASE = autoplex_request
-
 # Interfaces ---------------------------------------------------------------------------------------
 
 # Seeker IPC socket path

services/seeker/.env.example

@@ -1,11 +1,2 @@
 # Seeker socket path
 IPC_SOCKET_PATH = /var/autoplex/ipc/seeker.sock
-
-# Database -----------------------------------------------------------------------------------------
-
-DB_TYPE = mysql
-DB_HOST = database
-DB_PORT = 3306
-DB_USER = root
-DB_PASSWORD_FILE = /run/secrets/mysql_root_password
-DB_DATABASE = autoplex_request

services/torrent/.env.example

@@ -1,5 +0,0 @@
-DB_HOST = database
-DB_PORT = 3306
-DB_USER = root
-DB_PASSWORD_FILE = /run/secrets/mysql_root_password
-DB_DATABASE = autoplex_torrent