Update interface.go

Fixed typo in Build function signature, replaced sevice/service

Signed-off-by: Jorge Niedbalski <jorge.niedbalski@linaro.org>

Author: niedbalski

project/interface.go

@@ -13,7 +13,7 @@ type APIProject interface {
 	events.Notifier
 	events.Emitter
 
-	Build(ctx context.Context, options options.Build, sevice ...string) error
+	Build(ctx context.Context, options options.Build, service ...string) error
 	Config() (string, error)
 	Create(ctx context.Context, options options.Create, services ...string) error
 	Delete(ctx context.Context, options options.Delete, services ...string) error