[source] usbutils: avoid duplicating the git revision

[LEDE Commits]

dangole pushed a commit to source.git, branch master:
https://git.lede-project.org/3008fc9a7bbdcbb2563c99178ce8085396dd41e6

commit 3008fc9a7bbdcbb2563c99178ce8085396dd41e6
Author: Philip Prindeville <philipp at redfish-solutions.com>
AuthorDate: Tue Sep 19 14:47:54 2017 -0600

    usbutils: avoid duplicating the git revision
    
    Signed-off-by: Philip Prindeville <philipp at redfish-solutions.com>
---
 package/utils/usbutils/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/package/utils/usbutils/Makefile b/package/utils/usbutils/Makefile
index 29b1f85..2411452 100644
--- a/package/utils/usbutils/Makefile
+++ b/package/utils/usbutils/Makefile
@@ -37,7 +37,7 @@ USB_IDS_FILE:=usb.ids.$(USB_IDS_REV)
 define Download/usb_ids
   FILE:=$(USB_IDS_FILE)
   URL_FILE:=usb.ids
-  URL:=@GITHUB/gentoo/hwids/ae25707c751fff79148328229a76fc44232abeae
+  URL:=@GITHUB/gentoo/hwids/$(USB_IDS_REV)
   HASH:=eca5d4b4b2c72e61d5d6d67b5dc6f75e92b4ac9cf9cdf1344f06622e0f57d82f
 endef
 $(eval $(call Download,usb_ids))