doc: add missing worker error
@ChALkeR noticed that ERR_TRANSFERRING_EXTERNALIZED_SHAREDARRAYBUFFER
was missing from the docs. This PR adds it there based on the wording @addaleax used in the her PR.
Checklist
-
make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
tests and/or benchmarks are included -
documentation is changed or added -
commit message follows commit guidelines