CTAN update: l3kernel

[CTAN Announcements]

The LaTeX Project Team  submitted an update to the

                l3kernel

package.

Version: 2023-08-03
License: lppl1.3c

Summary description: LaTeX3 programming conventions

Announcement text:
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## [2023-08-03]

### Added
- `\tex_XeTeXhyphenatablelength:D`, `\tex_XeTeXinterwordspaceshaping:D`,
  `\tex_XeTeXselectorcode:D`
- Several missing `\tex_<name>:D` primitives from LuaTeX and (up)TeX

### Changed
- `\tex_protrudechars:D` now defined for XeTeX (to `\XeTeXprotrudechars`)
- Allow for optional `v` in version string argument to
  `\ProvidesExpl...`

### Fixed
- Allow for implicit chars when case changing

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This package is located at
   https://mirrors.ctan.org/macros/latex/contrib/l3kernel

More information is at
   https://www.ctan.org/pkg/l3kernel


--------------------------------------------------------------------------------

   Thanks for the upload.

     For the CTAN Team
    Manfred Lotz


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