Tests and resources for encrypted KeyStore data.

Verifies Android can correctly read PKCS#12 KeyStores
containing PKCS#7 data encrypted in all supported
formats.

Bug: 230750823
Test: atest CtsLibcoreTestCases:tests.targets.security.KeyStorePkcs7FormatTest
Change-Id: I3f6dfb2e476422983002ce014d24a9d0b4050c2b
51 files changed