remove the set once stuff I guess

Author: sentrivana

sentry_sdk/opentelemetry/tracing.py

@@ -31,9 +31,9 @@ def setup_sentry_tracing():
     # type: () -> None
     # TracerProvider can only be set once. If we're the first ones setting it,
     # there's no issue. If it already exists, we need to patch it.
-    from opentelemetry.trace import _TRACER_PROVIDER_SET_ONCE
+    from opentelemetry.trace import _TRACER_PROVIDER
 
-    if _TRACER_PROVIDER_SET_ONCE._done:
+    if _TRACER_PROVIDER is not None:
         logger.debug("[Tracing] Detected an existing TracerProvider, patching")
         tracer_provider = trace.get_tracer_provider()
         tracer_provider.sampler = SentrySampler()