wspoon: Inhibit phosphor-hwmon-config-mrw

Use a hardcoded hwmon config file for the Witherspoon
max31785 chip.

Hopefully somewhat temporary workaround of missing tags in the
Witherspoon MRW.

Change-Id: Ibf03b6c566d600b34b52a0288e1c511b9ff07e4e
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-witherspoon/recipes-phosphor/sensors/phosphor-hwmon%.bbappend b/meta-witherspoon/recipes-phosphor/sensors/phosphor-hwmon%.bbappend
index 212859b..8aef1f1 100644
--- a/meta-witherspoon/recipes-phosphor/sensors/phosphor-hwmon%.bbappend
+++ b/meta-witherspoon/recipes-phosphor/sensors/phosphor-hwmon%.bbappend
@@ -3,6 +3,7 @@
 WSPOON_CHIPS = " \
                i2c@1e78a000/i2c-bus@100/bmp280@77 \
                i2c@1e78a000/i2c-bus@100/dps310@76 \
+               i2c@1e78a000/i2c-bus@100/max31785@52 \
                i2c@1e78a000/i2c-bus@140/ir35221@70 \
                i2c@1e78a000/i2c-bus@140/ir35221@71 \
                i2c@1e78a000/i2c-bus@180/ir35221@70 \