Create /var/cache/swift in source installation
Create /var/cache/swift in source installation

Due to lack of /var/cache/swift directory, swift services
are unable to access /var/cache/swift/container.recon file.

Closes-Bug: 1569182

Change-Id: Ifc4763d40256e43f51728e1dd4b3986c4f0ba0fc
(cherry picked from commit 3f85c545983acd5a0a0f277d148bfb8e1c981f75)

negronjl/kolla,negronjl/kolla,negronjl/kolla