fix(sbb-logo,sbb-signet): solve SSR issue with text assignment

[kyubisation]

Previous attempts to fix SSR failed due to various reasons. Now we just use property assignment with .textContent, which forces any text given to be interpreted as text. This avoid exploitation and simplifies the code.

[codecov-commenter]

Codecov Report

Attention: 18 lines in your changes are missing coverage. Please review.

Comparison is base (638977d) 92.61% compared to head (651b4d3) 96.09%.
Report is 47 commits behind head on master.

Files	Patch %	Lines
src/components/core/dom/breakpoint.ts	42.85%	4 Missing ⚠️
src/components/core/dom/dataset.ts	25.00%	3 Missing ⚠️
src/components/core/dom/find-referenced-element.ts	60.00%	2 Missing ⚠️
src/components/header/header/header.ts	60.00%	2 Missing ⚠️
src/components/slider/slider.ts	0.00%	2 Missing ⚠️
src/components/accordion/accordion.ts	0.00%	1 Missing ⚠️
...omponents/core/eventing/language-change-handler.ts	88.88%	0 Missing and 1 partial ⚠️
src/components/datepicker/datepicker/datepicker.ts	88.88%	1 Missing ⚠️
.../navigation/navigation-marker/navigation-marker.ts	50.00%	1 Missing ⚠️
src/components/toggle/toggle/toggle.ts	0.00%	1 Missing ⚠️

❗ Your organization needs to install the Codecov GitHub app to enable full functionality.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2208      +/-   ##
==========================================
+ Coverage   92.61%   96.09%   +3.48%     
==========================================
  Files          53      326     +273     
  Lines        2409    38935   +36526     
  Branches      254     2165    +1911     
==========================================
+ Hits         2231    37416   +35185     
- Misses        176     1474    +1298     
- Partials        2       45      +43     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[jeripeierSBB]

Sometimes it's more simple :D