feat: update js themes

[yggg]

Please read and mark the following check list before creating a pull request:

• I read and followed the CONTRIBUTING.md guide.
• I read and followed the New Feature Checklist guide.

Short description of what this resolves:

Includes background and border levels, updated colors and dark js theme.
Closes #1610.

[codecov]

Codecov Report

Merging #1631 into master will decrease coverage by 0.13%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master    #1631      +/-   ##
==========================================
- Coverage   83.54%   83.41%   -0.14%     
==========================================
  Files         231      232       +1     
  Lines        7562     7563       +1     
  Branches      664      664              
==========================================
- Hits         6318     6309       -9     
- Misses       1051     1061      +10     
  Partials      193      193

Impacted Files	Coverage Δ
...mework/theme/services/js-themes/corporate.theme.ts	100% <ø> (ø)	⬆️
...framework/theme/services/js-themes/cosmic.theme.ts	100% <ø> (ø)	⬆️
...ramework/theme/services/js-themes/default.theme.ts	100% <ø> (ø)	⬆️
...c/framework/theme/services/js-themes/dark.theme.ts	100% <100%> (ø)
...ework/theme/services/js-themes-registry.service.ts	88% <100%> (+0.24%)	⬆️
src/framework/theme/public_api.ts	100% <100%> (ø)	⬆️
src/framework/theme/services/color.helper.ts	25% <0%> (-41.67%)	⬇️