Update dependency celery-haystack to ^0.7.0

This MR contains the following updates:

Package	Type	Update	Change
celery-haystack	dependencies	minor	^0.3.1 -> ^0.7.0

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added 4 commits

• 9cb05bb0...303788ab - 3 commits from branch master
• 747f4e99 - Update dependency celery-haystack to ^0.7.0

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marked the checklist item If you want to rebase/retry this MR, check this box as completed

added 22 commits

• 747f4e99...9d5ed4fc - 21 commits from branch master
• 2ed40a80 - Merge branch 'master' into 'renovate/celery-haystack-0.x'

Compare with previous version

mentioned in commit dfbbb9f8

merged