[Chapel Merge] Update sphinx domain release process documentation

Branch: refs/heads/main
Revision: 05bf6fd
Author: ronawho
Link: Unavailable
Log Message:

Merge pull request #59 from ronawho/update-release-docs

Update sphinx domain release process documentation

[Reviewed by @lydia-duncan]

Releases are now automated by a github action, so remove the manual
script and update the docs for the new process.

Modified Files:
R util/release.bash

M docs/developers.rst

Compare: https://github.com/chapel-lang/sphinxcontrib-chapeldomain/compare/be783b370134...05bf6fd5a027