meta-lenovo: hr855xg2: add IPMI configurations

1. Add some autoconfigure parameters for phosphor-ipmi-flash.
2. Add some sensor and FRU definitions for ipmi.
3. Add IPMI device id configuration.

Tested:
This has been tested on hr855xg2 machine via ipmitool from host.

Signed-off-by: Lisa Liu <liuyj19@lenovo.com>
Change-Id: Iefe2dac7a995223d504761a5b131cdc63eb10fa1
diff --git a/meta-hr855xg2/recipes-phosphor/ipmi/phosphor-ipmi-config.bbappend b/meta-hr855xg2/recipes-phosphor/ipmi/phosphor-ipmi-config.bbappend
new file mode 100644
index 0000000..41eb4e2
--- /dev/null
+++ b/meta-hr855xg2/recipes-phosphor/ipmi/phosphor-ipmi-config.bbappend
@@ -0,0 +1,4 @@
+#"Copyright (c) 2019-present Lenovo
+#Licensed under BSD-3, see COPYING.BSD file for details."
+
+FILESEXTRAPATHS_prepend_hr855xg2 := "${THISDIR}/${PN}:"