CTAN update: l3kernel

[CTAN Announcements]

The LaTeX Project Team  submitted an update to the

                l3kernel

package.

Version number: 2023-06-16
License type: lppl1.3c

Summary description: LaTeX3 programming conventions

Announcement text:
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## [2023-06-16]

### Changed
- Exclude entries in `\l_text_case_exclude_arg_tl` from expansion in `\text_expand:n`
  (latex3/latex2e\#904)
- Generate _dialytika_ if appropriate when uppercasing Greek words starting with a
  vowel taking a breathing mark (issue \#1228)
- Retain stress diacritics when uppercasing Greek (issue \#1230)
- Expand (partial) paths in `\l_file_search_path_seq` and `\input at path`
  (see latex3/latex2e\#1086)
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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

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   Thanks for the upload.

     For the CTAN Team
    Ina Dau

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