* test: add metadata getter test for VidCertificate
* fix: uncomment assertion for SeqCst
* fix: formatting
* test: get Metadata for Certificate
- generate signature for Certificate
* test: generate hash for Attestation
* fix: add assertion for generate hash
* fix: wrap in test module
- add helper functions
* fix: undo wrap in test module
* test: Hash implementation for Certificate with default Hasher
50f3078e6a