package/libusb: bump version to 1.0.28

Release notes:
https://github.com/libusb/libusb/releases/tag/v1.0.28

Changelog:
https://github.com/libusb/libusb/blob/v1.0.28/ChangeLog#L4

Signed-off-by: Kadambini Nema <kadambini.nema@gmail.com>
[Julien: update changelog link to use tag]
Signed-off-by: Julien Olivain <ju.o@free.fr>

package/libusb/libusb.hash

@@ -1,3 +1,3 @@
 # Locally computed:
-sha256  ffaa41d741a8a3bee244ac8e54a72ea05bf2879663c098c82fc5757853441575  libusb-1.0.27.tar.bz2
+sha256  966bb0d231f94a474eaae2e67da5ec844d3527a1f386456394ff432580634b29  libusb-1.0.28.tar.bz2
 sha256  5df07007198989c622f5d41de8d703e7bef3d0e79d62e24332ee739a452af62a  COPYING

package/libusb/libusb.mk

@@ -5,7 +5,7 @@
 ################################################################################
 
 LIBUSB_VERSION_MAJOR = 1.0
-LIBUSB_VERSION = $(LIBUSB_VERSION_MAJOR).27
+LIBUSB_VERSION = $(LIBUSB_VERSION_MAJOR).28
 LIBUSB_SOURCE = libusb-$(LIBUSB_VERSION).tar.bz2
 LIBUSB_SITE = https://github.com/libusb/libusb/releases/download/v$(LIBUSB_VERSION)
 LIBUSB_LICENSE = LGPL-2.1+