fix: 6413 - hiding "install OxF" links

[monsieurtanuki]

What

• Just hiding the 3 "install OxF" links in the FAQ

Screenshot

before	after

Fixes bug(s)

• Closes: Hide the promo to install OBF, OPFF and OPF since they offer a subpar experience #6413

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 5.84%. Comparing base (4d9c7fc) to head (72b6e40).
Report is 788 commits behind head on develop.

Additional details and impacted files

@@            Coverage Diff             @@
##           develop   #6435      +/-   ##
==========================================
- Coverage     9.54%   5.84%   -3.71%     
==========================================
  Files          325     490     +165     
  Lines        16411   29250   +12839     
==========================================
+ Hits          1567    1709     +142     
- Misses       14844   27541   +12697     

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