#1327 Fix public key refetch

[sosnovsky]

This PR fixes recipients keys refetch after manual deletion in Settings -> Contacts

close #1327

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Tests (delete all except exactly one):

• Tests will be added later (issue #...)

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To be filled by reviewers

I have reviewed that this PR... (tick whichever items you personally focused on during this review):

• addresses the issue it closes (if any)
• code is readable and understandable
• is accompanied with tests, or tests are not needed
• is free of vulnerabilities
• is documented clearly and usefully, or doesn't need documentation

[tomholub]

see below

[sosnovsky]

I updated code to use new logic - recipient UI is rendered after retrieving local contact and it's updated if new keys were fetched in background:

Simulator.Screen.Recording.-.iPhone.13.-.2022-01-31.at.13.58.44.mp4

[tomholub]

👍