Corrected a usage example of `related_query_name`.

Thanks to Petr Glotov for spotting this.
Fixed #23384 -- Allowed overriding part of a dictionary-type setting

This change is needed for upcoming changes where settings might be
grouped in a parent dictionary.
Thanks Tim Graham for the review.
Fixed #23370 -- defer() + select_related() crashed with inherited models.
Converted sql_queries into a lazily evaluated list.

Fixed #23364. Thanks Markush2010 for the report.
Fixed a PEP 8 error.
Fixed #23055 -- Made generic admin filter obey ModelAdmin queryset.

Thanks to Trac user synasius and to Ola Sitarska for helping in
identifying the issue and helping with the test case.
Fixed #22820 -- Treated int and long types alike in lazy_number

Thanks kwist for the report and the initial patch.
Added a missing word in a skip message