MRW: Bump Witherspoon MRW revision

Adding in Host Auto Reboot Control Sensor

Change-Id: I224d223e64cd6ff5694b6d115d1ae90bed14165c
Signed-off-by: Brandon Wyman <bjwyman@gmail.com>
diff --git a/meta-witherspoon/conf/machine/witherspoon.conf b/meta-witherspoon/conf/machine/witherspoon.conf
index 6e37167..4878278 100644
--- a/meta-witherspoon/conf/machine/witherspoon.conf
+++ b/meta-witherspoon/conf/machine/witherspoon.conf
@@ -15,7 +15,7 @@
 require conf/machine/include/p9.inc
 
 PHOSPHOR_MRW_URI = "git://github.com/open-power/witherspoon-xml"
-PHOSPHOR_MRW_REV = "f8aaa73b75564d6b845147afd3b2ab7c433838bc"
+PHOSPHOR_MRW_REV = "24d2f6d98568f0b23d1eb3bb9f876a638be4ae37"
 
 # Inhibit phosphor-hwmon-config-mrw
 VIRTUAL-RUNTIME_phosphor-hwmon-config = ""