Update Stringee version to 2.0.1 and refresh framework binaries for i…

…OS arm64 and simulator

Merge pull request #2 from stringeecom/feature/update-to-webrtc-sdk

Feature/update to webrtc sdk 137.7151.09

Bump version to 1.9.28 and update Stringee framework binary

Bump version to 1.9.27 and add StringeeChatStatus enum for conversati…

…on states

Release version 1.9.26

Publish version 1.9.25

Publish version 1.9.24

Publish version 1.9.23

Publish version 1.9.22

Publish version 1.9.21