updating changelogs and version to 1.7.1-0.26b1 (open-telemetry#809)

Prepare release v1.6.2 and 0.25b2 (open-telemetry#762)

updating changelogs and version to 1.6.1-0.25b1 (open-telemetry#751)

Release AWS Python SDK Extension as 2.0.1 and AWS Propagator as 1.0.1 (…

…open-telemetry#753)

Release AWS Python SDK Extension as 2.0.1 and AWS Propagator as 1.0.1 (…

…open-telemetry#753)

Release/1.6.0 0.25b0 (open-telemetry#732)

Release/1.6.0 0.25b0 (open-telemetry#732)

Release/1.6.0 0.25b0 (open-telemetry#732)

Merge branch 'main' of https://github.com/open-telemetry/opentelemetr…

…y-python-contrib

Merge branch 'main' of https://github.com/open-telemetry/opentelemetr…

…y-python-contrib