[PATCH] udevd-test.pl: remove wrong date calculation

[PATCH] udevd-test.pl: remove wrong date calculation

A hour wrap during the test run does not work :) Just remove
all the useless date conversions as we are only interested in the
seconds it takes to process.

[root@pim udevd-test]# ./udevd-test.pl 9
   ...
   device: /class/tty/console, action: remove
   forking udev time:     Sat Dec 11 18:59:57 2004
   the delay time is:     3 s

   device: /class/tty/ptmx, action: remove
   forking udev time:     Sat Dec 11 19:00:07 2004
   the delay time is:     4013 s

   the delay time is: 4013
   udevd doesn't act properly.