Improve EditScanConfigDialog performance

[swaterkamp]

• Fold the last two Sections in EditScanConfigDialog
• Add counters to Section title to indicate that there are indeed things to see
• Remove Styles from within .svg-Icons

Checklist:

• [ N/A ] Tests
• [ X ] CHANGELOG Entry

[codecov]

Codecov Report

Merging #1388 into gsa-8.0 will increase coverage by <.01%.
The diff coverage is 16.66%.

@@             Coverage Diff             @@
##           gsa-8.0    #1388      +/-   ##
===========================================
+ Coverage    36.15%   36.15%   +<.01%     
===========================================
  Files          960      960              
  Lines        21652    21651       -1     
  Branches      5992     6017      +25     
===========================================
  Hits          7828     7828              
+ Misses       12488    12486       -2     
- Partials      1336     1337       +1

Impacted Files	Coverage Δ
gsa/src/web/pages/scanconfigs/editdialog.js	8.77% <16.66%> (+0.07%)	⬆️

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