fix:remove create talk room from attendees tab

[GretaD]

Now that we have a dedicated talk button, #6595 on the location section, we dont need this button here anymore

before

after

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 23.18%. Comparing base (1d63a89) to head (f9771a6).
Report is 4 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##               main    #6616   +/-   ##
=========================================
  Coverage     23.17%   23.18%           
  Complexity      472      472           
=========================================
  Files           250      250           
  Lines         12020    12017    -3     
  Branches       2296     2305    +9     
=========================================
  Hits           2786     2786           
+ Misses         8907     8904    -3     
  Partials        327      327           

Flag	Coverage Δ
javascript	14.67% <ø> (+<0.01%)	⬆️
php	59.45% <ø> (ø)

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