refactor: Consolidate tracer imports in __init__.py for clarity

Author: Msameim181

src/chromatrace/__init__.py

@@ -1,5 +1,4 @@
 from .fastapi import RequestIdMiddleware  # noqa
 from .logging_config import LoggingConfig  # noqa
 from .logging_settings import LoggingSettings  # noqa
-from .tracer import RequestIdContext, trace_id_ctx  # noqa
-from .tracer import tracer as trace  # noqa
+from .tracer import RequestIdContext, trace_id_ctx, tracer  # noqa