Update python/tests/unit/functions/test_kernel_arguments_merge_optimization.py

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: nimanikoo

python/tests/unit/functions/test_kernel_arguments_merge_optimization.py

@@ -2,7 +2,7 @@
 
 """Tests for KernelArguments merge optimization (Issue #2: Lazy dict copy)."""
 
-import pytest
+from semantic_kernel.functions.kernel_arguments import KernelArguments
 from unittest.mock import patch, MagicMock
 
 from semantic_kernel.functions.kernel_arguments import KernelArguments