Revert "Change validataion method of CTS by changing resource ca..."

Revert submission 24318542-PackageResourceCache

Reason for revert: presubmit failure b/295414863

Reverted changes: /q/submissionid:24318542-PackageResourceCache

Change-Id: I93de50bbb3fa83c3533892dbf32dec7a4ca60885
2 files changed