message: Add test for using SHA384 with NIST_P384.
diff: @@ -340,6 +340,10 @@ func genValidECDSAParams() []ecdsaParams {
  hashType: commonpb.HashType_SHA256,
  curve: commonpb.EllipticCurveType_NIST_P256,
  },
  + ecdsaParams{
  + hashType: commonpb.HashType_SHA384,
  + curve: commonpb.EllipticCurveType_NIST_P384,
  + },
  ecdsaParams{
  hashType: commonpb.HashType_SHA512,
  curve: commonpb.EllipticCurveType_NIST_P384,
  