Bump ltc
Bump ltc

* Separate umask-dependant .zip tests into unix-only file

[Finishes #104804572]

Signed-off-by: Mark DeLillo <cb16bf7df25dbf84b90c1f94696c8a91f946dc1d@pivotal.io>
Signed-off-by: Keaty Gross <ba27100af1ae477f2abedd28f15b1dd208b1f48a@pivotal.io>

cloudfoundry-incubator/lattice,cloudfoundry-incubator/lattice-release,cloudfoundry-incubator/lattice,cloudfoundry-incubator/lattice-release,cloudfoundry-incubator/lattice,cloudfoundry-incubator/lattice,pivotal-cf/micropcf,cloudfoundry-incubator/lattice-release,pivotal-cf/micropcf,cloudfoundry-incubator/lattice-release