Fix tests

Author: awolverp

tests/test_caches.py

@@ -461,7 +461,7 @@ def test_update_with_ttl(self):
         obj = VTTLCache(3)
 
         obj.update({1: 1, 2: 2, 3: 3}, 0.5)
-        time.sleep(0.5)
+        time.sleep(0.501)
 
         with pytest.raises(KeyError):
             obj[1]

tests/test_utils.py

@@ -93,7 +93,7 @@ async def factorial(n: int, _: str):
         for num in range(2, n + 1):
             fact *= num
 
-        asyncio.sleep(0.1)  # need for testing
+        await asyncio.sleep(0.1)  # need for testing
         return fact
 
     perf_1 = time.perf_counter()