add zsh completion support for bundle
add zsh completion support for bundle

Signed-off-by: Ke Xu <0251209d44a266a90372265233990a01133a1173@gmail.com>

dnephin/compose,denverdino/compose,andrewgee/compose,funkyfuture/docker-compose,vdemeester/compose,michael-k/docker-compose,sdurrheimer/compose,GM-Alex/compose,dbdd4us/compose,michael-k/docker-compose,shin-/compose,jrabbit/compose,jrabbit/compose,dbdd4us/compose,schmunk42/compose,andrewgee/compose,thaJeztah/compose,denverdino/compose,sdurrheimer/compose,thaJeztah/compose,swoopla/compose,dnephin/compose,funkyfuture/docker-compose,schmunk42/compose,shin-/compose,swoopla/compose,vdemeester/compose,GM-Alex/compose,hoogenm/compose,hoogenm/compose