feat: comment aggregation on fw analysis page

[jstucke]

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• aggregate comments of included on the firmware's analysis page

part of #1302

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 94.73684% with 2 lines in your changes missing coverage. Please review.

Project coverage is 91.68%. Comparing base (67fc927) to head (537c187). Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
src/storage/db_interface_frontend.py	83.33%	1 Missing :warning:
.../test/unit/web_interface/test_app_show_analysis.py	90.00%	1 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1372      +/-   ##
==========================================
+ Coverage   91.65%   91.68%   +0.02%     
==========================================
  Files         374      374              
  Lines       21048    21081      +33     
==========================================
+ Hits        19292    19328      +36     
+ Misses       1756     1753       -3     

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