meta-ibm: set correct packagearch

Set the correct (noarch) package arch on a couple of
shell-script-providing packages.

(From meta-ibm rev: d2cb8b6c5c50794cdd97435d01fe9147010f89cd)

Change-Id: I5de4911460c141fef2200efa1f80c3f0b3a6c3dd
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-ibm/meta-witherspoon/recipes-phosphor/chassis/vrm-control.bb b/meta-ibm/meta-witherspoon/recipes-phosphor/chassis/vrm-control.bb
index 36416e9..fe94634 100644
--- a/meta-ibm/meta-witherspoon/recipes-phosphor/chassis/vrm-control.bb
+++ b/meta-ibm/meta-witherspoon/recipes-phosphor/chassis/vrm-control.bb
@@ -4,6 +4,7 @@
 LICENSE = "Apache-2.0"
 LIC_FILES_CHKSUM = "file://${IBMBASE}/COPYING.apache-2.0;md5=34400b68072d710fecd0a2940a0d1658"
 
+inherit allarch
 inherit obmc-phosphor-systemd
 
 RDEPENDS_${PN} += "i2c-tools bash"