acpitool: update SRC_URI

The old SRC_URI stopped working (its certificate expired), and the recipe
defaulted to OE mirrors.

Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
(cherry picked from commit 0b2deaab02)
Signed-off-by: Anuj Mittal <anuj.mittal@oss.qualcomm.com>

meta-oe/recipes-bsp/acpitool/acpitool_0.5.1.bb

@@ -4,8 +4,7 @@ HOMEPAGE = "http://freeunix.dyndns.org:8088/site2/acpitool.shtml"
 LICENSE = "GPL-2.0-only"
 LIC_FILES_CHKSUM = "file://COPYING;md5=94d55d512a9ba36caa9b7df079bae19f"
 
-SRC_URI = "http://nchc.dl.sourceforge.net/project/${BPN}/${BPN}/${PV}/${BP}.tar.bz2 \
-    "
+SRC_URI = "${SOURCEFORGE_MIRROR}/${BPN}/${BPN}/${PV}/${BP}.tar.bz2"
 
 inherit autotools