meta-ibm: witherspoon: power-supply-sync: set LICENSE field

Set LICENSE field explicitly.

Change-Id: I578e5b7171d8a4a359b294306174d49145322193
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/meta-witherspoon/recipes-phosphor/power/witherspoon-power-supply-sync.bb b/meta-witherspoon/recipes-phosphor/power/witherspoon-power-supply-sync.bb
index b0903e7..ea7804b 100644
--- a/meta-witherspoon/recipes-phosphor/power/witherspoon-power-supply-sync.bb
+++ b/meta-witherspoon/recipes-phosphor/power/witherspoon-power-supply-sync.bb
@@ -1,8 +1,9 @@
 SUMMARY = "Witherspoon Power Supply Sync"
 DESCRIPTION = "Synchronizes the power supplies' INPUT_HISTORY data"
 PR = "r1"
+LICENSE = "Apache-2.0"
+LIC_FILES_CHKSUM = "file://${IBMBASE}/COPYING.apache-2.0;md5=34400b68072d710fecd0a2940a0d1658"
 
-inherit obmc-phosphor-license
 inherit obmc-phosphor-systemd
 
 RDEPENDS_${PN} += "virtual/obmc-gpio-monitor"