Sort imports according to PEP8 for components starting with "C" (#29763)

homeassistant/components/currencylayer/sensor.py

@@ -5,15 +5,15 @@ import logging
 import requests
 import voluptuous as vol
 
-import homeassistant.helpers.config_validation as cv
 from homeassistant.components.sensor import PLATFORM_SCHEMA
 from homeassistant.const import (
-    CONF_API_KEY,
-    CONF_NAME,
-    CONF_BASE,
-    CONF_QUOTE,
     ATTR_ATTRIBUTION,
+    CONF_API_KEY,
+    CONF_BASE,
+    CONF_NAME,
+    CONF_QUOTE,
 )
+import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.entity import Entity
 
 _LOGGER = logging.getLogger(__name__)