libplasma: Also fix the .pl part of my kconf_update script (need to use # DELETEGROUP to get the old group actually deleted).

svn path=/trunk/KDE/kdelibs/; revision=958386

plasma_popupapplet_fix_groups.pl

@@ -2,6 +2,7 @@
 
 while(<>) {
   if ($_ =~ m/^\[.*\[Configuration\]\[PopupApplet\]$/) {
+    print "# DELETEGROUP $_";
     $_ =~ s/\[Configuration\]\[PopupApplet\]$/[PopupApplet]/;
   }
   print $_;