remove all parent_sampled stuff

Author: sentrivana

sentry_sdk/tracing.py

@@ -1212,7 +1212,6 @@ def __init__(
         attributes=None,  # type: OTelSpanAttributes
         only_if_parent=False,  # type: bool
         otel_span=None,  # type: Optional[OtelSpan]
-        parent_sampled=None,  # type: Optional[bool]
         **_,  # type: dict[str, object]
     ):
         # type: (...) -> None