Fixed intermittent timing issue in test_expiration by extending sleep duration (#692)

Signed-off-by: Manav Gupta <[email protected]>

Author: manavgup

tests/unit/mcpgateway/cache/test_resource_cache.py

@@ -10,6 +10,7 @@
 
 # Standard
 import asyncio
+import logging
 import time
 
 # Third-Party
@@ -40,11 +41,11 @@ def test_expiration(cache):
     """Test that cache entry expires after TTL."""
     # Use a more generous sleep duration to account for timing variability
     cache.set("foo", "bar")
-
+    
     # Sleep for 1.5 seconds (50% longer than TTL) to ensure expiration
     # This accounts for system load, clock precision, and floating point issues
     time.sleep(1.5)
-
+    
     # Entry should definitely be expired now
     assert cache.get("foo") is None