CTAN update: l3backend

[CTAN Announcements]

The LaTeX Team  submitted an update to the

                 l3backend

package.

Version:  2021-05-07
License:  lppl1.3c

Summary description:  LaTeX3 backend drivers

Announcement text:
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 ## [2021-05-07]

 ### Changed
 - `\pdf_version_gset:n` in `dvips` now sets `\pdf_version_minor:` and
   `\pdf_version_major:`. This doesn't set the PDF version but allows to test
   which version the user intents to create.

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The package’s Catalogue entry can be viewed at
   https://ctan.org/pkg/l3backend

The package’s files themselves can be inspected at
   https://mirrors.ctan.org/macros/latex/contrib/l3backend/

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   Thanks for the upload.

     For the CTAN Team
    Petra Rübe-Pugliese

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