Replaced savedialogcontent class with hooks

[saberlynx]

Checklist:

• [] Tests
• CHANGELOG Entry

[codecov]

Codecov Report

Merging #1602 into master will increase coverage by <.01%.
The diff coverage is 70.37%.

@@            Coverage Diff            @@
##           master   #1602      +/-   ##
=========================================
+ Coverage   39.59%   39.6%   +<.01%     
=========================================
  Files        1044    1044              
  Lines       23902   23896       -6     
  Branches     6590    6590              
=========================================
- Hits         9465    9464       -1     
+ Misses      13128   13123       -5     
  Partials     1309    1309

Impacted Files	Coverage Δ
gsa/src/web/components/dialog/savedialog.js	73.68% <70.37%> (+7.77%)	⬆️

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