scripts/copy_puppet_logs: Create LOG_DIR
scripts/copy_puppet_logs: Create LOG_DIR

Ensure $LOG_DIR is created before use

Refs: http://goo.gl/WQq6a0
Refs: I454cf0af8708869a511ac1ccbeee29fe47f0d5d9
Change-Id: I2fe59385b31bbf80e0330678c38b4d916b4e3901

noorul/os-project-config,Tesora/tesora-project-config,coolsvap/project-config,openstack-infra/project-config,coolsvap/project-config,openstack-infra/project-config,noorul/os-project-config,dongwenjuan/project-config,dongwenjuan/project-config,Tesora/tesora-project-config