#i124304# adjust fvt.gui.sw.table.TableGeneral for space-before-unit changes

with the fixes for #i56998# a space gets added before unit symbols, so the
measurement text is changed and the autotest is adapted now too


git-svn-id: https://svn.apache.org/repos/asf/openoffice/trunk@1571340 13f79535-47bb-0310-9956-ffa450edef68