Add autolist_package_ids to SchemaCommunity

[x753]

The Community Schema now has an autolist_package_ids property, which allows for creating listings for specified packages in the community when the schema is synced.

[codecov]

Codecov Report

Attention: Patch coverage is 33.33333% with 6 lines in your changes missing coverage. Please review.

Project coverage is 82.49%. Comparing base (142abd8) to head (5bdd386).
Report is 37 commits behind head on master.

Files	Patch %	Lines
django/thunderstore/schema_import/sync.py	14.28%	6 Missing ⚠️

❗ There is a different number of reports uploaded between BASE (142abd8) and HEAD (5bdd386). Click for more details.

HEAD has 2 uploads less than BASE

Flag	BASE (142abd8)	HEAD (5bdd386)
	6	4

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #1039       +/-   ##
===========================================
- Coverage   92.95%   82.49%   -10.47%     
===========================================
  Files         314      314               
  Lines        9070     9098       +28     
  Branches      806      811        +5     
===========================================
- Hits         8431     7505      -926     
- Misses        530     1392      +862     
- Partials      109      201       +92     

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[MythicManiac]

Changes look good, care to add a test case for this as well? There should be a handful of tests for the schema importer already for reference