update to v2.19 of acmart

Author: rfindler

scribble-lib/scribble/acmart/acmart.cls

@@ -20,6 +20,7 @@
 %% original source files, as listed above, are part of the
 %% same distribution. (The sources need not necessarily be
 %% in the same archive or directory.)
+
 %% \CharacterTable
 %%  {Upper-case    \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
 %%   Lower-case    \a\b\c\d\e\f\g\h\i\j\k\l\m\n\o\p\q\r\s\t\u\v\w\x\y\z
@@ -39,7 +40,7 @@
 
 \NeedsTeXFormat{LaTeX2e}
 \ProvidesClass{acmart}
-[2026/05/31 v2.18 Typesetting articles for the Association for Computing Machinery]
+[2026/06/27 v2.19 Typesetting articles for the Association for Computing Machinery]
 \def\@classname{acmart}
 \InputIfFileExists{acmart-preload-hook.tex}{%
   \ClassWarning{\@classname}{%
@@ -932,6 +933,9 @@
     \AssignSocketPlug{tagsupport/parbox/after}{caption}}
 }
 \ExplSyntaxOff
+\IfDocumentMetadataT{%
+  \tagpdfsetup{table/header-rows={1}}
+}
 \newfloat{sidebar}{}{sbar}
 \floatname{sidebar}{Sidebar}
 \renewenvironment{sidebar}{\Collect@Body\@sidebar}{}