witherspoon-xml: srcrev bump 6ca015dbd3..e76c2fc5ae

To pull patches for TPM
1.Adding in Enumerator and FRU ID for TPM

Change-Id: Idf45bcd2faf4556d63c3693e900ed19841219985
Signed-off-by: Marri Devender Rao <devenrao@in.ibm.com>
diff --git a/meta-witherspoon/conf/machine/witherspoon.conf b/meta-witherspoon/conf/machine/witherspoon.conf
index ebbaa5b..6514043 100644
--- a/meta-witherspoon/conf/machine/witherspoon.conf
+++ b/meta-witherspoon/conf/machine/witherspoon.conf
@@ -16,7 +16,7 @@
 PHOSPHOR_MRW_LICENSE = "Apache-2.0"
 PHOSPHOR_MRW_LIC_FILES_CHKSUM = "file://LICENSE;md5=e3fc50a88d0a364313df4b21ef20c29e"
 PHOSPHOR_MRW_URI = "git://github.com/open-power/witherspoon-xml"
-PHOSPHOR_MRW_REV = "6ca015dbd3e1e9d5206f9ec13ec9db2d8965e181"
+PHOSPHOR_MRW_REV = "e76c2fc5aeb512a0eb33438c239746de5b629885"
 
 # Inhibit phosphor-hwmon-config-mrw
 VIRTUAL-RUNTIME_phosphor-hwmon-config_df-mrw = ""