Datacube-alchemist

What's Changed
* Dataset maturity properties by Ariana-B in https://github.com/opendatacube/datacube-alchemist/pull/155

* PyPI publication by Ariana-B in https://github.com/opendatacube/datacube-alchemist/pull/156

New Contributors
* Ariana-B made their first contribution in https://github.com/opendatacube/datacube-alchemist/pull/155

**Full Changelog**: https://github.com/opendatacube/datacube-alchemist/compare/0.6.6...0.6.7

Remove the pin of low version `xarray`

Update FC version for LS8 data reprocessing

What's Changed
* Refactor Docker requirements to use pip-compile and simplify things by alexgleith in https://github.com/opendatacube/datacube-alchemist/pull/131


**Full Changelog**: https://github.com/opendatacube/datacube-alchemist/compare/0.6.3...0.6.4

What's Changed
* Update FC to 1.3.6 and update Docker base by alexgleith in https://github.com/opendatacube/datacube-alchemist/pull/130


**Full Changelog**: https://github.com/opendatacube/datacube-alchemist/compare/0.6.2...0.6.3

- Fix Delta Normalised Burn Ratio transform

Same problem as the last release, Damien did some bad refactoring in a hurry. :(