Add include_datasets as an alias for use_datasets in dials.scale

[jbeilstenedmands]

Fixes #2388

[codecov]

Codecov Report

Merging #2525 (ec8cee0) into main (490f4f7) will increase coverage by 11.89%.
Report is 1 commits behind head on main.
The diff coverage is n/a.

❗ Current head ec8cee0 differs from pull request most recent head f34a5e8. Consider uploading reports for the commit f34a5e8 to get more accurate results

@@             Coverage Diff             @@
##             main    #2525       +/-   ##
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+ Coverage   78.79%   90.68%   +11.89%     
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  Files         609      282      -327     
  Lines       74609    25617    -48992     
  Branches    10608     2288     -8320     
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- Hits        58790    23232    -35558     
+ Misses      13644     2278    -11366     
+ Partials     2175      107     -2068