v3.3.1

Upgrade priority: Low. Recommended for users of frontier evm module with additional types.

Contributed:

• Expand bounty derives (Thanks to https://github.com/ekowalsk)
• Adjust known-types (Thanks to https://github.com/mikiquantum)

Changes:

• Parallelize the API-init RPC calls for faster overall startup
• Add ExitReason types for the frontier evm module
• Adjust checks for indexed/non-indexed module checks (metadata decoration)
• Apply module aliases on constants (aligning with events, extrinsics)
• Allow for use of system.ss58Prefix as exposed (current Substrate master)
• Correct use of api-contract blockWeights.maxBlock in estimation
• Build metadata docs & interfaces with section aliases
• Update to latest Substrate master metadata in tests