spreadsheet trace button layout tweak

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33355 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
spreadsheet trace button layout tweak #2

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33356 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e