ipmi: Remove virtual/phosphor-ipmi-fru-config

Replace this virtual with two others:
 -virtual/phosphor-ipmi-fru-hostfw-config
 -virtual/phosphor-ipmi-fru-inventory.

Update ipmi-fru-parser machine recipes to provide
virtual/phosphor-ipmi-fru-inventory rather than
virtual/phosphor-ipmi-fru-config.

Remove machine recipes on machines that use MRW
since a single MRW recipe provides for any MRW
using system automatically.

Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com?
Change-Id: Ia0d94b938eb2c7bfadd5a018ae5ea136f14dd874
diff --git a/meta-garrison/conf/machine/garrison.conf b/meta-garrison/conf/machine/garrison.conf
index 5653e5b..436c68a 100644
--- a/meta-garrison/conf/machine/garrison.conf
+++ b/meta-garrison/conf/machine/garrison.conf
@@ -11,4 +11,4 @@
 
 FLASH_SIZE = "32768"
 
-PREFERRED_PROVIDER_virtual/phosphor-ipmi-fru-config = "garrison-ipmi-inventory-map"
+PREFERRED_PROVIDER_virtual/phosphor-ipmi-fru-inventory = "garrison-ipmi-inventory-map-native"