texlive: install mtxrun correctly

- install missing mtxrun.dll in texlive-bin
- install missing mtxrun.lua in texlive-core

mingw-w64-texlive-bin/PKGBUILD

@@ -259,6 +259,10 @@ package_texlive-bin() {
   install -D -m755 pdftex.exe ${pkgdir}${MINGW_PREFIX}/bin/xmltex.exe
   install -D -m755 xetex.exe ${pkgdir}${MINGW_PREFIX}/bin/xelatex.exe
 
+  # install mtxrun.dll
+  install -D -m755 "${srcdir}/texlive-source/texk/texlive/windows_mingw_wrapper/context/mtxrun.dll" \
+      "${pkgdir}${MINGW_PREFIX}/bin/mtxrun.dll"
+
   for _script in context contextjit luatools mtxrun mtxrunjit texexec texmfstart
   do
     install -D -m755 "${srcdir}/texlive-source/texk/texlive/windows_mingw_wrapper/context/mtxrun.exe" \

mingw-w64-texlive-core/PKGBUILD

@@ -275,6 +275,10 @@ package() {
     install -D -m755 "${pkgdir}${MINGW_PREFIX}/share/texmf-dist/scripts/texlive/mktexlsr.pl" \
         "${pkgdir}${MINGW_PREFIX}/bin/mktexlsr"
 
+    # copy mtxrun.lua, this is required for some scripts
+    install -D -m755 "${srcdir}/texmf-dist/scripts/context/lua/mtxrun.lua" \
+        "${pkgdir}${MINGW_PREFIX}/bin/mtxrun.lua"
+
     msg "Creating additional symlinks."
 
     # additional installs links