Add missing config schema to docker-compose.spec
Add missing config schema to docker-compose.spec

Signed-off-by: Joffrey F <2e95f49799afcec0080c0aeb8813776d949e0768@docker.com>

thaJeztah/compose,schmunk42/compose,jrabbit/compose,shin-/compose,hoogenm/compose,shin-/compose,thaJeztah/compose,schmunk42/compose,funkyfuture/docker-compose,funkyfuture/docker-compose,vdemeester/compose,jrabbit/compose,sdurrheimer/compose,hoogenm/compose,dnephin/compose,vdemeester/compose,sdurrheimer/compose,swoopla/compose,swoopla/compose,dnephin/compose