[CHORE] Update execution config to turn on Ray tracing (#3431)

Co-authored-by: Jay Chia <[email protected]@users.noreply.github.com>

daft/context.py

@@ -350,6 +350,7 @@ def set_execution_config(
     default_morsel_size: int | None = None,
     shuffle_algorithm: str | None = None,
     pre_shuffle_merge_threshold: int | None = None,
+    enable_ray_tracing: bool | None = None,
 ) -> DaftContext:
     """Globally sets various configuration parameters which control various aspects of Daft execution. These configuration values
     are used when a Dataframe is executed (e.g. calls to `.write_*`, `.collect()` or `.show()`)
@@ -388,6 +389,7 @@ def set_execution_config(
         default_morsel_size: Default size of morsels used for the new local executor. Defaults to 131072 rows.
         shuffle_algorithm: The shuffle algorithm to use. Defaults to "map_reduce". Other options are "pre_shuffle_merge".
         pre_shuffle_merge_threshold: Memory threshold in bytes for pre-shuffle merge. Defaults to 1GB
+        enable_ray_tracing: Enable tracing for Ray. Accessible in `/tmp/ray/session_latest/logs/daft` after the run completes. Defaults to False.
     """
     # Replace values in the DaftExecutionConfig with user-specified overrides
     ctx = get_context()
@@ -415,6 +417,7 @@ def set_execution_config(
             default_morsel_size=default_morsel_size,
             shuffle_algorithm=shuffle_algorithm,
             pre_shuffle_merge_threshold=pre_shuffle_merge_threshold,
+            enable_ray_tracing=enable_ray_tracing,
         )
 
         ctx._daft_execution_config = new_daft_execution_config