meta-phosphor: Add a hint for ipmi whitelists

Add additional providers with whitelists to distro or machine
configuration and not in recipe context (bbappend) otherwise ipmid will
not know about whitelists.

(From meta-phosphor rev: 997610111f30b51742478258aa9b5513f10901e9)

Change-Id: I652935f62485371f5abb517832cbf2284db8e08b
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/meta-phosphor/recipes-phosphor/packagegroups/packagegroup-obmc-ipmid-providers.bb b/meta-phosphor/recipes-phosphor/packagegroups/packagegroup-obmc-ipmid-providers.bb
index 265abac..5892c23 100644
--- a/meta-phosphor/recipes-phosphor/packagegroups/packagegroup-obmc-ipmid-providers.bb
+++ b/meta-phosphor/recipes-phosphor/packagegroups/packagegroup-obmc-ipmid-providers.bb
@@ -8,3 +8,7 @@
 
 SUMMARY_${PN}-libs = "Extra providers for ipmid."
 RDEPENDS_${PN}-libs = "${VIRTUAL-RUNTIME_phosphor-ipmi-providers}"
+
+# Warning.  Add additional providers with whitelists to distro or machine
+# configuration and not in recipe context (bbappend) otherwise ipmid will not
+# know about your whitelist.