add a directory for ccache data to be mounted into the containers
add a directory for ccache data to be mounted into the containers

clearpathrobotics/buildfarm_deployment,ros-infrastructure/buildfarm_deployment,clearpathrobotics/buildfarm_deployment,clearpathrobotics/buildfarm_deployment,ros-infrastructure/buildfarm_deployment,ros-infrastructure/buildfarm_deployment,ros-infrastructure/buildfarm_deployment