Client Python 3.6.0

What's Changed

Bumped version to 3.6.0a1 by @BewareMyPower in https://github.com/apache/pulsar-client-python/pull/210
Set grpcio minimum version to 1.59.3 so that Alpine py3-grpcio can be used by @lhotari in https://github.com/apache/pulsar-client-python/pull/211
Fix failed AsyncioTest.test_send_failure and clean up tests by @BewareMyPower in https://github.com/apache/pulsar-client-python/pull/231
Build the C extension with optimize options enabled by @BewareMyPower in https://github.com/apache/pulsar-client-python/pull/230
Fix typos by @kianmeng in https://github.com/apache/pulsar-client-python/pull/232
Fix the broken CI due to the regression of 4.0.1 and some deprecated image and links by @BewareMyPower in https://github.com/apache/pulsar-client-python/pull/235
Upgrade the C++ client to 3.7.0 by @BewareMyPower in https://github.com/apache/pulsar-client-python/pull/237
Support seek a MessageId from pulsar module by @BewareMyPower in https://github.com/apache/pulsar-client-python/pull/233
Support Python 3.13 and drop the support for Python 3.8 by @BewareMyPower in https://github.com/apache/pulsar-client-python/pull/238

Full Changelog: https://github.com/apache/pulsar-client-python/compare/v3.5.0...v3.6.0