Update dependency dask-image to v2021

[renovate-testing]

This PR contains the following updates:

Package	Update	Change
dask-image	major	~=0.6.0 -> ~=2021.12.0

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Release Notes

dask/dask-image

v2021.12.0

Compare Source

We're pleased to announce the release of dask-image 2021.12.0!

Highlights

The major highlights of this release include the introduction of new featurees for find_objects and spline filters.
We have also moved to using CalVer (calendar version numbers) to match the main Dask project.

New Features

• Find objects bounding boxes (#​240)
• Add spline_filter and spline_filter1d (#​215)

Improvements

• ENH: add remaining kwargs to binary_closing and binary_opening (#​221)
• ndfourier: support n > 0 (for rfft) and improve performance (#​222)
• affine_transform: increased shape of required input array slices (#​216)

Bug Fixes

• BUG: add missing import of warnings in dask_image.ndmeasure (#​224)
• Fix wrap bug in ndfilters convolve and correlate (#​243)
• Upgrade for compatibility with latest dask release (#​241)

Test infrastructure

• GitHub actions testing (#​188)
• Set up gpuCI testing on PRs (#​248)
• Remove RAPIDS_VER axis, bump CUDA_VER in gpuCI matrix (#​249)

Documentation updates

• Code style cleanup (#​227)
• Remove out of date email address, strip author & email (#​225)
• Update release guide, Dask CalVer uses YYYY.MM.DD (#​236)
• Update min python version in setup.py (#​250)
• Use new Dask docs theme (#​245)
• Docs: Add find_objects to the coverage table (#​254)

Other Pull Requests

• Switch to CalVer (calendar versioning) (#​233)

6 authors added to this release (alphabetical)

• anlavandier <https://github.com/dask/dask-image/commits?author=anlavandier>_ - @​anlavandier
• Charles Blackmon-Luca <https://github.com/dask/dask-image/commits?author=charlesbluca>_ - @​charlesbluca
• Genevieve Buckley <https://github.com/dask/dask-image/commits?author=GenevieveBuckley>_ - @​GenevieveBuckley
• Gregory R. Lee <https://github.com/dask/dask-image/commits?author=grlee77>_ - @​grlee77
• Jacob Tomlinson <https://github.com/dask/dask-image/commits?author=jacobtomlinson>_ - @​jacobtomlinson
• Marvin Albert <https://github.com/dask/dask-image/commits?author=m-albert>_ - @​m-albert

6 reviewers added to this release (alphabetical)

• anlavandier <https://github.com/dask/dask-image/commits?author=anlavandier>_ - @​anlavandier
• Genevieve Buckley <https://github.com/dask/dask-image/commits?author=GenevieveBuckley>_ - @​GenevieveBuckley
• Gregory R. Lee <https://github.com/dask/dask-image/commits?author=grlee77>_ - @​grlee77
• Jacob Tomlinson <https://github.com/dask/dask-image/commits?author=jacobtomlinson>_ - @​jacobtomlinson
• jakirkham <https://github.com/dask/dask-image/commits?author=jakirkham>_ - @​jakirkham
• Marvin Albert <https://github.com/dask/dask-image/commits?author=m-albert>_ - @​m-albert

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