🔨 Replace deprecated utcnow() function (#109)

Author: roma-glushko

README.md

@@ -29,10 +29,6 @@
     <img loading="lazy" src="https://github.com/roma-glushko/hyx/actions/workflows/tests.yml/badge.svg?branch=main" alt='Test Status' />
 </a>
 
-<a href="https://app.codecov.io/github/roma-glushko/hyx">
-    <img loading="lazy" src="https://img.shields.io/codecov/c/gh/roma-glushko/hyx" alt="Coverage" />
-</a>
-
 </p>
 
 ---

hyx/circuitbreaker/states.py

@@ -1,4 +1,4 @@
-from datetime import datetime, timedelta
+from datetime import datetime, timedelta, timezone
 
 from hyx.circuitbreaker.context import BreakerContext
 from hyx.circuitbreaker.exceptions import BreakerFailing
@@ -96,7 +96,7 @@ def __init__(self, context: BreakerContext) -> None:
 
     @staticmethod
     def _get_failing_since() -> datetime:
-        return datetime.utcnow()
+        return datetime.now(timezone.utc)
 
     def _get_failing_until(self, since: datetime) -> datetime:
         return since + timedelta(seconds=self._context.recovery_time_secs)
@@ -113,7 +113,7 @@ def remain(self) -> timedelta | None:
         """
         Remaining time the breaker is going to fail
         """
-        now = datetime.utcnow()
+        now = datetime.now(timezone.utc)
 
         if now >= self.until:
             return None