Change credentials create test vectors #139
Description
Currently the test vector uses .fromJson and only works in kotlin.
Need to change the test vector input so it's the input of VerifiableCredential.create() and works across all sdks
public fun <T> create(
type: String,
issuer: String,
subject: String,
data: T,
credentialStatus: CredentialStatus? = null,
issuanceDate: Date = Date(),
expirationDate: Date? = null
): VerifiableCredential {