/usr/share/yelp-xsl/xslt/ is in yelp-xsl 3.10.1-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/yelp-xsl/xslt/common/
/usr/share/yelp-xsl/xslt/common/color.xsl
/usr/share/yelp-xsl/xslt/common/domains/
/usr/share/yelp-xsl/xslt/common/domains/yelp-xsl.xml
/usr/share/yelp-xsl/xslt/common/html.xsl
/usr/share/yelp-xsl/xslt/common/icons.xsl
/usr/share/yelp-xsl/xslt/common/l10n-numbers.xsl
/usr/share/yelp-xsl/xslt/common/l10n.xsl
/usr/share/yelp-xsl/xslt/common/ttml.xsl
/usr/share/yelp-xsl/xslt/common/utils.xsl
/usr/share/yelp-xsl/xslt/docbook/
/usr/share/yelp-xsl/xslt/docbook/common/
/usr/share/yelp-xsl/xslt/docbook/common/db-chunk.xsl
/usr/share/yelp-xsl/xslt/docbook/common/db-common.xsl
/usr/share/yelp-xsl/xslt/docbook/common/db-profile.xsl
/usr/share/yelp-xsl/xslt/docbook/common/db-title.xsl
/usr/share/yelp-xsl/xslt/docbook/common/db-xref.xsl
/usr/share/yelp-xsl/xslt/docbook/html/
/usr/share/yelp-xsl/xslt/docbook/html/db2html-bibliography.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-block.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-callout.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-classsynopsis.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-cmdsynopsis.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-css.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-division.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-ebnf.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-footnote.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-funcsynopsis.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-index.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-inline.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-l10n.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-links.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-list.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-math.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-media.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-refentry.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-suppressed.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-table.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html-xref.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2html.xsl
/usr/share/yelp-xsl/xslt/docbook/html/db2xhtml.xsl
/usr/share/yelp-xsl/xslt/mallard/
/usr/share/yelp-xsl/xslt/mallard/cache/
/usr/share/yelp-xsl/xslt/mallard/cache/mal-cache.xsl
/usr/share/yelp-xsl/xslt/mallard/common/
/usr/share/yelp-xsl/xslt/mallard/common/mal-gloss.xsl
/usr/share/yelp-xsl/xslt/mallard/common/mal-if.xsl
/usr/share/yelp-xsl/xslt/mallard/common/mal-link.xsl
/usr/share/yelp-xsl/xslt/mallard/common/mal-sort.xsl
/usr/share/yelp-xsl/xslt/mallard/html/
/usr/share/yelp-xsl/xslt/mallard/html/mal2html-api.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2html-block.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2html-facets.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2html-gloss.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2html-inline.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2html-links.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2html-list.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2html-math.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2html-media.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2html-page.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2html-svg.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2html-table.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2html-ui.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2html.xsl
/usr/share/yelp-xsl/xslt/mallard/html/mal2xhtml.xsl