update rpctransport docs

[tatethurston]

No description provided.

[codecov]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (a7feb08) 41.55% compared to head (8ba5d70) 41.55%.

❗ Current head 8ba5d70 differs from pull request most recent head 6ac2755. Consider uploading reports for the commit 6ac2755 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #224   +/-   ##
=======================================
  Coverage   41.55%   41.55%           
=======================================
  Files          17       17           
  Lines         746      746           
  Branches      131      131           
=======================================
  Hits          310      310           
  Misses        422      422           
  Partials       14       14           

Files Changed	Coverage Δ
packages/twirpscript/src/runtime/client/index.ts	92.98% <ø> (ø)
packages/twirpscript/src/node/index.ts	100.00% <100.00%> (ø)

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