Wave v1.16.4

Feature updates and improvements

• Add trace execution elapsed time logic by @pditommaso in https://github.com/seqeralabs/wave/pull/497
• Remove unneeded user async API by @pditommaso in https://github.com/seqeralabs/wave/pull/781

Bug fixes

• Fix missing workspaceId in launch API by @pditommaso in https://github.com/seqeralabs/wave/pull/780

Full changelog: https://github.com/seqeralabs/wave/compare/v1.16.3...v1.16.4