Remove 'httpz' and 'sonatype'

Removed 'httpz' and 'sonatype' from the repository list.

Author: xuwei-k

repos.md

@@ -18,12 +18,10 @@
 - xuwei-k/mima-web
 - xuwei-k/applybuilder
 - xuwei-k/play-json-extra
-- xuwei-k/httpz
 - xuwei-k/webpush-scala
 - xuwei-k/iarray
 - xuwei-k/play2scalaz
 - xuwei-k/mima
-- xuwei-k/sonatype
 - xuwei-k/optparse-applicative
 - xuwei-k/sbt-proguard
 - xuwei-k/pj