Release v0.5.2

• Dependencies update for serde_with, tss-esapi, aws-sdk-kms and aws-config
• Bump MSRV to 1.68.2

Full Changelog: v0.5.1...v0.5.2

Release v0.5.1

• Update aws-config dependency
• Fix serde build errors

Release v0.5.0

• Support signing with an AWS KMS private key via the key_kms feature. (thank you @puiterwijk)
• Abstract Openssl operations (thank you @raoulstrackx)
• Update and declare MSRV to 1.58

v0.4.0

• Abstract signing support: provide traits to abstract private and public keys.
• Support signing with a TPM-backed private key via the key_tpm feature.

v0.3.0

Breaking change: Use upper case acronyms as advised by clippy
New Feature: COSE encryption is now available. Thank you @runcom for the patches.
Allow access to CoseSign1 headers, to allow algorithms to use read and set them. Thank you @puiterwijk.
Minor fixes and version bumps.

v0.2.0

• Bump serde_with version.
• CBOR tags support: can add and verify tags on COSESign1.
• Use PKey instead of EcKey. Just an interface change, RSA not supported yet. (thanks @puiterwijk) This will likely change again in the future to support #5.
• Implement std::error::Error for COSEError (thanks @puiterwijk)