Update django-cacheops requirement from ~=4.2 to ~=5.1 in /config

[dependabot-preview]

Updates the requirements on django-cacheops to permit the latest version.

Changelog

Sourced from django-cacheops's changelog.

5.1

• support subqueries in annotations (Jeremy Stretch)
• included tests into distro (John Vandenberg)
• fixed .invalidated_update(), if updated QuerySet had related fields selected (M1hacka)
• fixed possible deadlock in .invalidated_update() (M1hacka)
• fixed filtering with expressions
• fixed queries filtering in Exists (thx to Axel Wegener)
• updated min redis-py to 3.0.0

5.0.1

• fixed reverse o2o invalidation (thx to John Anderson)
• fixed unstable cache key when field validors are used
• guard against non-integer timeouts

5.0

• support Python 3.8 and Django 3.0 (thx to Misha Kalyna)
• improve model fields stamping (Alex Lokhman)
• disabled postponed invalidation when no_invalidation is applied (Vladimir)
• fixed custom manager derived from BaseManager (Eric Plaster) Backwards incompatible changes:
• dropped Python 2.7 and Djangos before 2.1
• Redis 4.0+ required

4.2

• support Django 2.1 and 2.2
• added keep_fresh option to @cached_as (George Lee)
• pass CACHEOPS_SENTINEL options through (David Fuentes Baldomir)
• made SKIP_FIELDS and LONG_DISJUCTION configurable (Nic Wolff)
• fixed .aggregate() over .annotate() fields in Django 2.2
• fixed .bulk_create() in Django 2.2 (Grzegorz Szczepanczyk)
• fixed test database to work in environments without /dev/shm (George Lee)
• fixed proxy/abstract model bug
• added test case for issue #312 (Andy Tzeng)
• some warnings and doc-strings improvements

4.1

• use UNLINK instead of DEL when available, use Redis 4.0+ for that
• request m2m objects for invalidation using correct db
• fixed caching counts, aggregates and exists in writes, dirty transactions and while cacheops is disabled
• fixed various multidb/invalidation issues (Svan70)
• fixed db in .invalidated_update()
• fixed possible key disrepancy in cache_on_save with multidb
• fixed jinja2 support in Python 3
• documented CACHEOPS_CLIENT_CLASS

4.0.7

• fixed RawSQL() and Subquery() (thx to thakryptex)
• made the Redis client class configurable (Nic Wolff)
• package is now also distributed as a universal wheel (Jon Dufresne)

Commits

• 7c8a5c4 Up to 5.1
• 07e702f Add a failed test case for #348
• a4a1234 MANIFEST.in: Update
• 0527e22 Fix annotations introspection in Django 3.0
• 8314c37 Fixing invalidated_update, if updated QuerySet had related fields selected.
• 35f9b13 Fixing issue Suor/django-cacheops#367
• 1aac489 Fix Subquery support for Django <3.0
• da92389 Add test for #365
• a4b21f2 Extend dnfs() to catch subqueries used for annotation
• 1524597 Update min redis-py to 3.0.0
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #290.