Chord glissando in tablature

Slides for chords are indicated by default in both Staff and TabStaff.

String numbers may be necessary for TabStaff because automatic string calculations are different for chords and for single notes.

\version "2.24.0"

myMusic = \relative c' {
  <c e g>1 \glissando <f a c>
  <cis, eis gis>1 \glissando <f a c>
  <cis eis gis>1 \glissando <f a c\3>
}

\score {
  <<
    \new Staff {
      \clef "treble_8"
      \omit StringNumber
      \myMusic
    }
    \new TabStaff \myMusic
  >>
}

\score {
  <<
    \new Staff {
      \clef "treble_8"
      \omit StringNumber
      \myMusic
    }
    \new TabStaff \with { \override Glissando.style = #'none } {
      \myMusic
    }
  >>
}

\paper { tagline = ##f }