DOC: Styler errors PR08 and PR09

[HughKelley]

python scripts/validate_docstrings.py pandas.io.formats.style.Styler --errors=PR08,PR09

Problem description

returns:

11 Errors found:
	Parameters {table_attributes} not documented
	Parameter "data" has no description
	Parameter "precision" description should start with a capital letter
	Parameter "precision" description should finish with "."
	Parameter "table_styles" description should start with a capital letter
	Parameter "table_styles" description should finish with "."
	Parameter "uuid" description should start with a capital letter
	Parameter "uuid" description should finish with "."
	Parameter "caption" description should start with a capital letter
	Parameter "caption" description should finish with "."
	Missing description for See Also "DataFrame.style" reference
2 Warnings found:
	No extended summary found
	No examples section found

This is a subset of error messages from #28602 and #25232. Part of the work for #27977

[bhuvanakundumani]

I am interested to work on this .

[HughKelley]

Great, go for it. Thanks!