Change TrashIcon to DeleteIcon on host detailspage

[swaterkamp]

What:
Exchange the icon

Why:
Hosts don't get moved to the trashcan, therefore the icon is misleading.

How:
Visual inspection that the icon was properly replaced.

Checklist:

• [N/A] Tests
• CHANGELOG Entry

[codecov]

Codecov Report

Merging #2565 (ccf7c3b) into gsa-20.08 (073d2d2) will increase coverage by 0.31%.
The diff coverage is 77.09%.

@@              Coverage Diff              @@
##           gsa-20.08    #2565      +/-   ##
=============================================
+ Coverage      52.76%   53.07%   +0.31%     
=============================================
  Files           1070     1072       +2     
  Lines          25789    25896     +107     
  Branches        7312     7399      +87     
=============================================
+ Hits           13607    13744     +137     
+ Misses         11058    11030      -28     
+ Partials        1124     1122       -2     

Impacted Files	Coverage Δ
gsa/src/gmp/commands/wizard.js	9.23% <0.00%> (ø)
gsa/src/gmp/models/tlscertificate.js	100.00% <ø> (ø)
gsa/src/web/components/error/errorpanel.js	100.00% <ø> (ø)
gsa/src/web/pages/alerts/dialog.js	20.33% <ø> (ø)
gsa/src/web/pages/cpes/details.js	11.11% <ø> (ø)
gsa/src/web/pages/extras/trashactions.js	5.49% <0.00%> (ø)
gsa/src/web/pages/hosts/detailspage.js	23.80% <ø> (ø)
gsa/src/web/pages/hosts/dialog.js	50.00% <ø> (ø)
gsa/src/web/pages/policies/detailspage.js	100.00% <ø> (ø)
gsa/src/web/pages/policies/row.js	100.00% <ø> (ø)
... and 65 more

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