Merge "Added vts tests for certificate subject and serial for various algorithms and self sign or non-self sign certificates." am: f04466c090 am: 46fe94ee88

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1682337

Change-Id: I07574b4862a60b7f4dfcc17ea3ccf2c5e4d9cb68