Qt5.4 release: Remove -no-libudev configure option

This option should not be needed.
See the original cause for adding the -no-libudev option: QTBUG-34176

Task-number: QTBUG-35492
Change-Id: I64af30d4e2cbad2d1de86ac8cde9e117b704ee8b
Reviewed-by: Jani Heikkinen <jani.heikkinen@digia.com>
Reviewed-by: Kai Koehne <kai.koehne@theqtcompany.com>