feat(streams/unstable): toBytes()

[iuioiua]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.29%. Comparing base (e1c8d24) to head (e2c3772).
Report is 4 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #6011   +/-   ##
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  Coverage   96.29%   96.29%           
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  Files         493      494    +1     
  Lines       39533    39541    +8     
  Branches     5837     5837           
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+ Hits        38068    38076    +8     
  Misses       1423     1423           
  Partials       42       42           

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[kt3k]

This corresponds to the addition of .bytes() to Response and Request body.
ref:

• In spec Add bytes() method to Body mixin whatwg/fetch#1753
• In Deno feat(ext/fetch): Request.bytes() and Response.bytes() deno#23823

LGTM