opentelemetry-sdk 1.34.1

Version 1.34.1/0.55b1

on Python PyPI

This is a patch release on the previous 1.34.0/0.55b0 release, fixing the issue(s) below.

• opentelemetry-sdk: Fix invalid type: ignore that causes mypy to ignore the whole file (#4618)
• Add span_exporter property back to BatchSpanProcessor class (#4621)