fix #22883: glitches with size / distance settings
tweaks for chord offsets (small, dots)
add & update vtests
Merge pull request #1115 from MarcSabatella/22883-small-dot-distance

fix #22883: layout improvements for dot & accidental distance settings & small sizes
fix #29346: Fret diagrams without 'x' and 'o'
fix shortname for Lute, add '-'

and fix some upper- vs. lowercase issues
Merge pull request #1116 from Jojo-Schmitz/instruments-translation

Some fixes and enhancements to instruments translation
update instrument translations