added fields to tickets filter page

[saberlynx]

• Replaced default filterdialog with custom one (and edited listpage to reflect this)
• added ticketstatusgroup, severityvaluesgroup and solutiontypegroup to new filterdialog
• added tests for ticketstatusgroup

Checklist:

• Tests
• CHANGELOG Entry

[codecov]

Codecov Report

Merging #1489 into master will increase coverage by 0.01%.
The diff coverage is 66.66%.

@@            Coverage Diff             @@
##           master    #1489      +/-   ##
==========================================
+ Coverage      37%   37.02%   +0.01%     
==========================================
  Files         996      998       +2     
  Lines       22255    22266      +11     
  Branches     6111     6137      +26     
==========================================
+ Hits         8236     8243       +7     
- Misses      12705    12709       +4     
  Partials     1314     1314

Impacted Files	Coverage Δ
gsa/src/web/pages/tickets/listpage.js	33.33% <ø> (-9.53%)	⬇️
gsa/src/web/pages/tickets/filterdialog.js	40% <40%> (ø)
...rc/web/components/powerfilter/ticketstatusgroup.js	85.71% <85.71%> (ø)

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