travis: remove libxcb-xrm-dev from build-deps before dpkg-buildpackage
travis: remove libxcb-xrm-dev from build-deps before dpkg-buildpackage

Airblader/i3,shdown/i3,i3/i3,Airblader/i3-original,stapelberg/i3,strake/i3,EvilPudding/i3,Chr1stoph/i3,Chr1stoph/i3,Airblader/i3-original,Airblader/i3-original,cornerman/i3,Airblader/i3-original,i3/i3,EvilPudding/i3,avrelaun/i3,shdown/i3,acrisci/i3,stapelberg/i3,Chr1stoph/i3,shdown/i3,Matmusia/i3,acrisci/i3,EvilPudding/i3,i3/i3,stapelberg/i3,i3/i3,Matmusia/i3,avrelaun/i3,Airblader/i3,shdown/i3,acrisci/i3,Airblader/i3-original,acrisci/i3,cornerman/i3,strake/i3,EvilPudding/i3,strake/i3,Matmusia/i3,cornerman/i3,Chr1stoph/i3,strake/i3,Matmusia/i3,stapelberg/i3,strake/i3,Airblader/i3,avrelaun/i3,avrelaun/i3,Airblader/i3,cornerman/i3,acrisci/i3