meta-ibm: packagegroup-obmc-apps: p10bmc requires libmctp

libmctp provides the MCTP implementation for communication between the
host and the BMC.

Change-Id: I6ae5a23fbb34c27db16a152afefb79ca6a649759
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
diff --git a/meta-ibm/recipes-phosphor/mctp/mctp_%.bbappend b/meta-ibm/recipes-phosphor/mctp/mctp_%.bbappend
new file mode 100644
index 0000000..fa838e3
--- /dev/null
+++ b/meta-ibm/recipes-phosphor/mctp/mctp_%.bbappend
@@ -0,0 +1,4 @@
+FILESEXTRAPATHS_prepend := "${THISDIR}/files:"
+
+SRC_URI_append_p10bmc = " file://mctp"
+SRC_URI_append_witherspoon-tacoma = " file://mctp"