modules should specify the submodule of java_sdk_library that the module
actually depends on
Test: CI
Bug: 358613520
Change-Id: I0367068c901df98483f6cf95160d3e7801881b0a
Add the CertificateTransparencyDownloader to download the data and
metadata needed by Certificate Transparency.
The download is triggered when either the content URL, the metadata URL,
or the log list flags change.
The version numbers and URLs are stored in an on-disk DataStore to make
sure the same files are not downloaded on repeated flag updates.
Flag: com.android.ct.flags.certificate_transparency_service
Bug: 319829948
Test: atest NetworkSecurityUnitTests
Change-Id: Ic30e2973fdce99ea861d13f7777128161dd4003e