meta-ibm: tpm enable on by default for p10bmc

It's time to require this for p10 based machines now

Tested:
- Confirmed by default it is now "Required"
root@p10bmc:~# pldmtool bios  GetBIOSAttributeCurrentValueByHandle -a hb_tpm_required
{
    "CurrentValue": "Required"
}

Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Change-Id: I0959ffad3d4a38b542087be4a6ca6949ff1b4356
diff --git a/meta-ibm/recipes-phosphor/settings/phosphor-settings-manager_%.bbappend b/meta-ibm/recipes-phosphor/settings/phosphor-settings-manager_%.bbappend
index ba950b3..9205dc8 100644
--- a/meta-ibm/recipes-phosphor/settings/phosphor-settings-manager_%.bbappend
+++ b/meta-ibm/recipes-phosphor/settings/phosphor-settings-manager_%.bbappend
@@ -4,4 +4,5 @@
 SRC_URI:append:mihawk = " file://TPMEnable-default-true.override.yml"
 SRC_URI:append = " file://ibm_settings.override.yml"
 SRC_URI:append:p10bmc = " file://HypervisorInterface-default-p10bmc.override.yml"
+SRC_URI:append:p10bmc = " file://TPMEnable-default-true.override.yml"
 SRC_URI:append:witherspoon-tacoma = " file://HypervisorInterface-default-tacoma.override.yml"