meta-ibm:Change SoftOff timeout value

This commits provides an option to override
the softoff timeout value from 120 minutes to
45 minutes.

Signed-off-by: Sagar Srinivas <sagar.srinivas@ibm.com>
Change-Id: I2c425a97179d425b3bc9d5e59a431f046456e1d9
diff --git a/meta-ibm/recipes-phosphor/pldm/pldm_%.bbappend b/meta-ibm/recipes-phosphor/pldm/pldm_%.bbappend
index 95e3e1b..279805b 100644
--- a/meta-ibm/recipes-phosphor/pldm/pldm_%.bbappend
+++ b/meta-ibm/recipes-phosphor/pldm/pldm_%.bbappend
@@ -1,6 +1,10 @@
 PACKAGECONFIG += "oem-ibm"
 PACKAGECONFIG[oem-ibm] = "-Doem-ibm=enabled, -Doem-ibm=disabled, , squashfs-tools"
 
+EXTRA_OEMESON += " \
+        -Dsoftoff-timeout-seconds=2700 \
+        "
+
 SYSTEMD_SERVICE:${PN} += "${@bb.utils.contains('PACKAGECONFIG', 'oem-ibm', \
     'pldm-create-phyp-nvram.service \
      pldm-create-phyp-nvram-cksum.service \