Migrate redis file data manager

[vangheem]

No description provided.

[codecov-io]

Codecov Report

Merging #559 into master will increase coverage by <.01%.
The diff coverage is 94.76%.

@@            Coverage Diff             @@
##           master     #559      +/-   ##
==========================================
+ Coverage   94.04%   94.05%   +<.01%     
==========================================
  Files         276      277       +1     
  Lines       23963    24119     +156     
==========================================
+ Hits        22536    22684     +148     
- Misses       1427     1435       +8

Impacted Files	Coverage Δ
guillotina/files/adapter.py	94.32% <ø> (ø)	⬆️
guillotina/files/manager.py	86.17% <ø> (ø)	⬆️
guillotina/_settings.py	100% <ø> (ø)	⬆️
guillotina/contrib/redis/__init__.py	93.33% <100%> (+1.02%)	⬆️
guillotina/contrib/redis/dm.py	100% <100%> (ø)
guillotina/interfaces/__init__.py	100% <100%> (ø)	⬆️
guillotina/files/utils.py	98.3% <100%> (+1.69%)	⬆️
guillotina/tests/test_attachment.py	100% <100%> (ø)	⬆️
guillotina/interfaces/files.py	100% <100%> (ø)	⬆️
guillotina/files/dbfile.py	78.26% <80%> (+0.48%)	⬆️
... and 5 more

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