D18794: [breeze-icons] Add 16px versions of gnumeric-font.svg and link gnumeric-font.svg to font.svg

[Björn Feber]

GB_2 added a comment.


  @rooty just copy a different 16px font icon like `format-font-size-more` and 
remove the other things than the A and align it in the horizontal center.

REPOSITORY
  R266 Breeze Icons

REVISION DETAIL
  https://phabricator.kde.org/D18794

To: rooty, #vdg, ndavis
Cc: GB_2, ngraham, ndavis, kde-frameworks-devel, michaelh, bruns