Guillotina-rediscache

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- Nothing changed yet.

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- Restrict version to guillotina < 5
[vangheem]

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- Use expire param with setting redis cache value on file data manager
[vangheem]

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- When applying invalidations, make sure to not allow another
starting transaction to conflict with asyncio invalidation task
[vangheem]

- Fix endpoint redis-clear-cache
[masipcat]

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- Upgrade to Guillotina >= 4.3
[bloodbare]

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- Do not fail memory cache if not configured
[vangheem]