Fix [#37224] Icons: tiny interface issue with certain DPI settings.

For some reason (consistant margin?), the whole icon stuff is shifted by two vertically in the svg file - but the bottom row of numbers was not, comming in touch with the icon area, and at some DPI values it showed in icons...

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@61041 954f8c5b-7b00-dc11-b283-0030488c597c