wineboot: Do not force --kill when --end-session is set.

The --kill switch ends processes from all desktops, but --end-session only
applies to the current desktop. This causes windows from other desktops to
dangerously close without notification that the session is ending.

programs/wineboot/wineboot.c

@@ -956,7 +956,7 @@ int main( int argc, char *argv[] )
     {
         switch(optc)
         {
-        case 'e': end_session = kill = 1; break;
+        case 'e': end_session = 1; break;
         case 'f': force = 1; break;
         case 'i': init = 1; break;
         case 'k': kill = 1; break;