CTAN update: l3build

[CTAN Announcements]

The LaTeX Team submitted an update to the

                l3build

package.

Version number: 2022-03-15
License type: lppl1.3c

Summary description: A testing and building system for (La)TeX

Announcement text:
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## [2022-03-15]

### Changed
- When `\pdfmeta_set_regression_data:` is defined it is used
  to set metadata
- Support multiple configurations in bundles

### Fixed
- Correctly normalize luaotfload font cache path


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This package is located at
   https://mirrors.ctan.org/macros/latex/contrib/l3build

More information is at
   https://www.ctan.org/pkg/l3build

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   Thanks for the upload.

     For the CTAN Team
    Erik Braun

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