Bump tungstenite version to v0.20.1

[george-keyrock]

This PR bumps the tungstenite (and tokio-tungstenite ) version to 0.20.1 to resolve a vulnerability.

[1c3t3a]

Thanks a lot for this! That's great :) I just had one comment!

[1c3t3a]

LGTM

[codecov]

Codecov Report

Merging #368 (a2f0212) into main (5f86ee0) will increase coverage by 0.08%.
The diff coverage is 100.00%.

❗ Current head a2f0212 differs from pull request most recent head 9a71704. Consider uploading reports for the commit 9a71704 to get more accurate results

@@            Coverage Diff             @@
##             main     #368      +/-   ##
==========================================
+ Coverage   90.88%   90.96%   +0.08%     
==========================================
  Files          37       37              
  Lines        4727     4727              
==========================================
+ Hits         4296     4300       +4     
+ Misses        431      427       -4     

Files	Coverage Δ
.../asynchronous/async_transports/websocket_secure.rs	98.18% <100.00%> (ø)

... and 3 files with indirect coverage changes

[1c3t3a]

Argh, can you please reformat? Last request, sorry😉

[george-keyrock]

That should be it now - thanks @1c3t3a !

[george-keyrock]

Hey @1c3t3a thanks for the review/merge - any idea when this change would make it into a release?

[1c3t3a]

I can release a new version on the weekend :)

[1c3t3a]

Sorry for the delay, just published 0.4.4 with your changes just now :)