Rename USER and PASS vars to be consistent

main.py

@@ -13,8 +13,8 @@ from aiounifi.models.traffic_route import MatchingTarget
 
 HOST = os.getenv("UNIFI_HOST", "192.168.1.1")
 PORT = int(os.getenv("UNIFI_PORT", 443))
-USERNAME = os.getenv("UNIFI_USER")
-PASSWORD = os.getenv("UNIFI_PASS")
+USER = os.getenv("UNIFI_USER")
+PASS = os.getenv("UNIFI_PASS")
 
 
 LOGGER = logging.getLogger(__name__)
@@ -24,8 +24,8 @@ def get_configuration(session: aiohttp.ClientSession) -> Configuration:
     return Configuration(
         session,
         HOST,
-        username=USERNAME,
-        password=PASSWORD,
+        username=USER,
+        password=PASS,
         port=PORT,
     )