Rename deprecated expl3 command

[blefloch]

Status

READY

Description

Avoid deprecation warnings.

Todos

• Tests added to cover new/fixed functionality : not applicable?
• Documentation if necessary : not applicable
• Code follows expl3 style guidelines

Minimal example demonstrating the new/fixed functionality

The following now works.

\documentclass{article}
\usepackage[enable-debug]{expl3}
\ExplSyntaxOn \debug_on:n { deprecation } \ExplSyntaxOff
\usepackage{unicode-math}
\begin{document}
\[
  a = b
\]
\end{document}

[wspr]

Thanks!

(For some reason I have intermittent problems with the test suite but I haven't managed to track down the issue. I think it's something on the Travis end so I need to spend some time figuring that all out.)