shared-mime-info: makedepend on xmlto and docbook-xsl

Apparently it isn't part of base-devel anymore.

mingw-w64-shared-mime-info/PKGBUILD

@@ -5,7 +5,7 @@ _realname=shared-mime-info
 pkgbase=mingw-w64-${_realname}
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
 pkgver=2.1
-pkgrel=2
+pkgrel=3
 pkgdesc="Freedesktop.org Shared MIME Info (mingw-w64)"
 arch=('any')
 mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32' 'clangarm64')
@@ -15,7 +15,9 @@ depends=("${MINGW_PACKAGE_PREFIX}-libxml2"
 makedepends=("${MINGW_PACKAGE_PREFIX}-meson"
              "${MINGW_PACKAGE_PREFIX}-pkg-config"
              "${MINGW_PACKAGE_PREFIX}-itstool"
-             "${MINGW_PACKAGE_PREFIX}-gettext")
+             "${MINGW_PACKAGE_PREFIX}-gettext"
+             "docbook-xsl"
+             "xmlto")
 install=${_realname}-${MSYSTEM}.install
 url="https://freedesktop.org/Software/shared-mime-info"
 source=(https://gitlab.freedesktop.org/xdg/shared-mime-info/-/archive/${pkgver}/shared-mime-info-${pkgver}.tar.bz2