Remove XPath and XQuery lexers
Remove XPath and XQuery lexers

These have been merged to ruby-rouge/rouge, and the Gemfile.lock uses
the latest version, so there is no need to have a local version anymore

MaximeKjaer/kjaermaxi.me,MaximeKjaer/kjaermaxi.me,MaximeKjaer/kjaermaxi.me,MaximeKjaer/kjaer.io,MaximeKjaer/kjaer.io,MaximeKjaer/kjaer.io,MaximeKjaer/MaximeKjaer.github.io,MaximeKjaer/kjaermaxi.me,MaximeKjaer/MaximeKjaer.github.io,MaximeKjaer/MaximeKjaer.github.io,MaximeKjaer/kjaer.io,MaximeKjaer/MaximeKjaer.github.io