runfix: do not open a conversation with blocked user

[PatrykBuniX]

Description

We should not allow to open a 1:1 conversation with a user we've blocked. This was only possible when navigating with a direct link by conversation id. We should display an error modal instead.

Checklist

• PR has been self reviewed by the author;
• Hard-to-understand areas of the code have been commented;
• If it is a core feature, unit tests have been added;

[codecov]

Codecov Report

Attention: 10 lines in your changes are missing coverage. Please review.

Comparison is base (c97e044) 45.48% compared to head (eb97aca) 45.42%.
Report is 39 commits behind head on dev.

Additional details and impacted files

@@            Coverage Diff             @@
##              dev   #16530      +/-   ##
==========================================
- Coverage   45.48%   45.42%   -0.06%     
==========================================
  Files         739      740       +1     
  Lines       24182    24247      +65     
  Branches     5498     5509      +11     
==========================================
+ Hits        10999    11015      +16     
- Misses      11772    11821      +49     
  Partials     1411     1411