Add autosummary for the parameters module

[jenshnielsen]

• It seems like autodocsum has an issue with inherited attributes. Worked around this by making label a property which is also cleaner anyway

[codecov]

Codecov Report

Merging #4272 (0c36f04) into master (0c36f04) will not change coverage.
The diff coverage is n/a.

❗ Current head 0c36f04 differs from pull request most recent head cc8668a. Consider uploading reports for the commit cc8668a to get more accurate results

@@           Coverage Diff           @@
##           master    #4272   +/-   ##
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  Coverage   68.35%   68.35%           
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  Files         241      241           
  Lines       30887    30887           
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  Hits        21112    21112           
  Misses       9775     9775