Interpret Dislike activities as Undo(Like) (resolves #800)

What does this PR do?

When receiving an inbound Dislike activity, treat it as an Undo(Like) for consistency.

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requested review from @julia, @Marie, and @dakkar

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added 75 commits

• a72f02ec...41536480 - 74 commits from branch TransFem-org:develop
• da0a441c - interpret Dislike activities as Undo(Like)

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enabled an automatic merge when all merge checks for da0a441c pass

added 1 commit

• a60e7eff - fix lint error in ApInboxService.ts

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approved this merge request

added 67 commits

• a60e7eff...0ea04663 - 66 commits from branch TransFem-org:develop
• 806a9576 - interpret Dislike activities as Undo(Like)

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enabled an automatic merge when all merge checks for 806a9576 pass

reset approvals from @dakkar and @tess by pushing to the branch

approved this merge request

requested review from @Leah and @tess

added 65 commits

• 806a9576...495a1954 - 64 commits from branch TransFem-org:develop
• e6e48fb6 - interpret Dislike activities as Undo(Like)

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reset approvals from @dakkar by pushing to the branch

approved this merge request

approved this merge request

mentioned in commit 7dc90e07

merged