ibm: obmc-phosphor-image: Replace rainier with p10bmc

The IBM rainier machine name is being replaced with the generic p10bmc.

Change-Id: I0a265a7eb9d763a8385a7139dae47bf2f475c672
Signed-off-by: Adriana Kobylak <anoo@us.ibm.com>
diff --git a/meta-ibm/recipes-phosphor/images/obmc-phosphor-image.bbappend b/meta-ibm/recipes-phosphor/images/obmc-phosphor-image.bbappend
index 433d58d..403bfa0 100644
--- a/meta-ibm/recipes-phosphor/images/obmc-phosphor-image.bbappend
+++ b/meta-ibm/recipes-phosphor/images/obmc-phosphor-image.bbappend
@@ -1,5 +1,5 @@
 OBMC_IMAGE_EXTRA_INSTALL_append_ibm-ac-server = " mboxd max31785-msl phosphor-msl-verify liberation-fonts uart-render-controller first-boot-set-hostname"
-OBMC_IMAGE_EXTRA_INSTALL_append_rainier = " mboxd ibmtpm2tss"
+OBMC_IMAGE_EXTRA_INSTALL_append_p10bmc = " mboxd ibmtpm2tss"
 OBMC_IMAGE_EXTRA_INSTALL_append_witherspoon-tacoma = " ibmtpm2tss"
 OBMC_IMAGE_EXTRA_INSTALL_append_mihawk = " mboxd liberation-fonts uart-render-controller "