gnome-doc-utils: Depends on libxslt for Linuxbrew
gnome-doc-utils: Depends on libxslt for Linuxbrew

Closes #587.

Signed-off-by: Shaun Jackman <b580dab3251a9622aba3803114310c23fdb42900@gmail.com>

bukzor/linuxbrew,jbaum98/linuxbrew,lvicentesanchez/linuxbrew,saketkc/linuxbrew,gnubila-france/linuxbrew,Angeldude/linuxbrew,sjackman/linuxbrew,Linuxbrew/linuxbrew,davydden/linuxbrew,SuperNEMO-DBD/cadfaelbrew,Homebrew/linuxbrew,drbenmorgan/linuxbrew,Linuxbrew/linuxbrew,ebouaziz/linuxbrew,gnubila-france/linuxbrew,sjackman/linuxbrew,lvicentesanchez/linuxbrew,reelsense/linuxbrew,danabrand/linuxbrew,davydden/linuxbrew,ebouaziz/linuxbrew,danabrand/linuxbrew,drbenmorgan/linuxbrew,ebouaziz/linuxbrew,saketkc/linuxbrew,danabrand/linuxbrew,jbaum98/linuxbrew,gnubila-france/linuxbrew,saketkc/linuxbrew,davydden/linuxbrew,jbaum98/linuxbrew,drbenmorgan/linuxbrew,bukzor/linuxbrew,sjackman/linuxbrew,Angeldude/linuxbrew,davydden/linuxbrew,bukzor/linuxbrew,sjackman/linuxbrew,Homebrew/linuxbrew,Angeldude/linuxbrew,Angeldude/linuxbrew,Linuxbrew/linuxbrew,reelsense/linuxbrew,DoomHammer/linuxbrew,reelsense/linuxbrew,saketkc/linuxbrew,DoomHammer/linuxbrew,SuperNEMO-DBD/cadfaelbrew,ebouaziz/linuxbrew,Homebrew/linuxbrew,SuperNEMO-DBD/cadfaelbrew,lvicentesanchez/linuxbrew,DoomHammer/linuxbrew,jbaum98/linuxbrew,lvicentesanchez/linuxbrew,SuperNEMO-DBD/cadfaelbrew,Homebrew/linuxbrew,bukzor/linuxbrew,gnubila-france/linuxbrew,reelsense/linuxbrew,danabrand/linuxbrew,DoomHammer/linuxbrew,drbenmorgan/linuxbrew,Linuxbrew/linuxbrew