package/ipmitool: use the standard github helper

Signed-off-by: Vincent Fazio <vfazio@gmail.com>
Signed-off-by: Vincent Fazio <vfazio@xes-inc.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/ipmitool/ipmitool.hash

@@ -1,3 +1,3 @@
 # Locally computed:
-sha256  48b010e7bcdf93e4e4b6e43c53c7f60aa6873d574cbd45a8d86fa7aaeebaff9c  IPMITOOL_1_8_19.tar.gz
+sha256  48b010e7bcdf93e4e4b6e43c53c7f60aa6873d574cbd45a8d86fa7aaeebaff9c  ipmitool-1_8_19.tar.gz
 sha256  b7e2382a8be43b5f6cb092f2d2bda163bf1a1938be9300f821a845cbcd535f56  COPYING

package/ipmitool/ipmitool.mk

@@ -5,8 +5,7 @@
 ################################################################################
 
 IPMITOOL_VERSION = 1_8_19
-IPMITOOL_SOURCE = IPMITOOL_$(IPMITOOL_VERSION).tar.gz
-IPMITOOL_SITE = https://github.com/ipmitool/ipmitool/archive/refs/tags
+IPMITOOL_SITE = $(call github,ipmitool,ipmitool,IPMITOOL_$(IPMITOOL_VERSION))
 IPMITOOL_LICENSE = BSD-3-Clause
 IPMITOOL_LICENSE_FILES = COPYING
 IPMITOOL_CPE_ID_VENDOR = ipmitool_project