Do not pass "loop" parameter to asyncio.Lock() on Python 3.10+

aiofcm/connection.py

@@ -1,3 +1,4 @@
+import sys
 import json
 import asyncio
 from typing import Optional, NoReturn
@@ -168,7 +169,11 @@ def __init__(self, sender_id, api_key, max_connections=10, loop=None):
         self.max_connections = max_connections
         self.loop = loop or asyncio.get_event_loop()
         self.connections = []
-        self._lock = asyncio.Lock(loop=self.loop)
+        # Python 3.10+ does not use the "loop" parameter
+        if sys.hexversion >= 0x030A00F0:
+            self._lock = asyncio.Lock()
+        else:
+            self._lock = asyncio.Lock(loop=self.loop)
 
         self.loop.set_exception_handler(self.__exception_handler)