Release 0.8.2

[mr-c]

• [x] write release notes using the Release Notes Helper
• [x] bump version in meson.build to an even minor release number
• [x] bump SIMDE_VERSION_{MAJOR,MINOR,MICRO} in simde/simde-common.h to match
• [x] make release candidate (make sure to mark it as a "pre-release" in GitHub)
• [x] test on Debian against all official and unofficial architectures using all the default gcc version
• [ ] Rebuild all packages in Debian that use SIMDe in experimental to see if there are any regressions.
• [ ] fix or ignore any errors found
• [ ] make another release candidate (repeating the above as necessary)
• [x] make final release
• [x] upload an amalgamated build of the headers
• [x] create a matching tag for the simde-no-tests repo
• [x] blog post: https://simd-everywhere.github.io/blog/2024/05/02/0.8.0-0.8.2-release.html
• [x] email the mailing list: https://groups.google.com/g/simde/c/dorq5NcbAms
• [x] ping vcpkg to update, example
• [x] post-release: bump version in meson.build to an odd minor release number
• [x] post-release: bump SIMDE_VERSION_{MAJOR,MINOR,MICRO} in simde/simde-common.h to match
• [x] copy this checklist to the wiki for next time

[mr-c]

Debian test results: only the same two failing tests on mips64el (related to exotic NaNs, I think) https://github.com/simd-everywhere/simde/issues/1091#issuecomment-1822718824

The i386 tests are no longer failing

[mr-c]

Done!