mediaconch: Depends on libxslt for Linuxbrew
mediaconch: Depends on libxslt for Linuxbrew

Closes Linuxbrew/linuxbrew#796.

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

Homebrew/linuxbrew,DoomHammer/linuxbrew,sjackman/linuxbrew,gnubila-france/linuxbrew,saketkc/linuxbrew,gnubila-france/linuxbrew,SuperNEMO-DBD/cadfaelbrew,gnubila-france/linuxbrew,Linuxbrew/linuxbrew,SuperNEMO-DBD/cadfaelbrew,Homebrew/linuxbrew,DoomHammer/linuxbrew,DoomHammer/linuxbrew,Homebrew/linuxbrew,Angeldude/linuxbrew,Angeldude/linuxbrew,SuperNEMO-DBD/cadfaelbrew,sjackman/linuxbrew,ebouaziz/linuxbrew,Homebrew/linuxbrew,drbenmorgan/linuxbrew,reelsense/linuxbrew,sjackman/linuxbrew,reelsense/linuxbrew,reelsense/linuxbrew,drbenmorgan/linuxbrew,saketkc/linuxbrew,Angeldude/linuxbrew,ebouaziz/linuxbrew,drbenmorgan/linuxbrew,Linuxbrew/linuxbrew,Linuxbrew/linuxbrew,SuperNEMO-DBD/cadfaelbrew,gnubila-france/linuxbrew,ebouaziz/linuxbrew,DoomHammer/linuxbrew,ebouaziz/linuxbrew,saketkc/linuxbrew,sjackman/linuxbrew,drbenmorgan/linuxbrew,Linuxbrew/linuxbrew,reelsense/linuxbrew,Angeldude/linuxbrew,saketkc/linuxbrew