SPL Token 2022 - v0.8.0

What's Changed

• Make Extension::get_account_len fallible (#4646)
• Update confidential transfer for Solana 1.16.1 (#4650)
• Allow alloc and realloc of unsized extensions (#4656)
• Return error in get_account_data_size for non-account extension types (#4662)
• Update confidential transfer configure account for 1.16 (#4663)
• Add scaffolding to implement token-metadata interface (#4742)
• Add account-level alloc and realloc (#4661)
• Update confidential transfer deposit and apply pending balance for Solana 1.16 (#4678)
• Update confidential transfer withdraw for Solana 1.16 (#4733)
• Implement TokenMetadataInterface::UpdateField (#4745)
• Implement TokenMetadataInstruction::Emit (#4773)
• Implement TokenMetadataInstruction::UpdateAuthority (#4774)
• Implement TokenMetadataInstruction::RemoveKey (#4776)
• Upgrade to solana 1.16.3 (#4679)
• Update confidential transfer Transfer and TransferWithFee for Solana 1.16 (#4779)
• Add support for context state accounts (#4816)
• Add transfer with fee tests (#4878)
• Update confidential transfer fee extension for solana 1.16 (#4896)
• Add constructors for confidential transfer account info types (#4982)
• Add serde support for the rest of token-2022 instructions (#4772)
• Update confidential transfer instruction to support split proof contexts (#5001)
• enable camelCase for serde (#5093)
• Confidential transfer parallel split proofs (#5054)
• Switch destination and mint account pubkeys in confidential transfer extension (#5126)

Full Changelog: token-2022-v0.7.0...token-2022-v0.8.0