Rename test_tool_fix_improved.py to src/praisonai/tests/unit/test_tool_fix_improved.py

Author: MervinPraison

test_tool_fix_improved.py renamed to src/praisonai/tests/unit/test_tool_fix_improved.py

@@ -129,4 +129,4 @@ def test_improved_implementation():
     print("2. Dictionary format tools")  
     print("3. String tool names")
     print("4. MCP-style tools with to_openai_tool method")
-    print("5. Error handling for malformed tools")
+    print("5. Error handling for malformed tools")