meta-openpower: add packagegroup-obmc-yaml-providers appends

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I52690b68602a982a1462f1c883404317467c4de7
diff --git a/recipes-phosphor/packagegroups/packagegroup-obmc-yaml-providers.bbappend b/recipes-phosphor/packagegroups/packagegroup-obmc-yaml-providers.bbappend
new file mode 100644
index 0000000..e2e4c6c
--- /dev/null
+++ b/recipes-phosphor/packagegroups/packagegroup-obmc-yaml-providers.bbappend
@@ -0,0 +1,5 @@
+OBMC_YAML_PROVIDER_RECIPES += " \
+    openpower-debug-collector-yaml-provider \
+    openpower-ipmi-oem-yaml-provider \
+    openpower-occ-control-yaml-provider \
+    "