Add support for UnknownProvenance in ValueMapper
Rebase to 49cb4fef02e635bf304906232214166c7531d753
Rebased to ffe262a198a9f9030991df6d3ddd812e74fa3523
Rebased to ef545ef62a833152d8975ff16333b57cc41befcc (Jan 9, 2023)
Rebased to: 8c7cfa357280dd93d33b10bbba0fe33797e27d63 (Feb 14, 2023)