SIENTIAPDE-1478

Refactor API class to remove unnecessary blank line and improve code readability. Update test cases to rename 'timeout' parameter to 'request_timeout' for consistency.

tests/activities/test_api.py

@@ -141,7 +141,7 @@ async def test_get_tag_values_success(api_activity):
         start_time='*-1d',
         max_count=10,
         metadata=metadata['metadata'],
-        timeout=30,
+        request_timeout=30,
     )
 
     assert len(result) == 3
@@ -195,7 +195,7 @@ async def test_get_tag_values_with_default_max_count(api_activity):
         start_time='*-1h',
         max_count=1,
         metadata=metadata['metadata'],
-        timeout=15,
+        request_timeout=15,
     )
 
     assert len(result) == 1