meta-google: hwmon: Enable update-functional-on-fail for gbmc

Enabled `update-functional-on-fail` by default for gBMC.

Change-Id: I54b4fbaceb65c09b7b9cb72d7b7dcb7d048c7eba
Signed-off-by: Willy Tu <wltu@google.com>
diff --git a/meta-google/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend b/meta-google/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend
new file mode 100644
index 0000000..8987adf
--- /dev/null
+++ b/meta-google/recipes-phosphor/sensors/phosphor-hwmon_%.bbappend
@@ -0,0 +1,4 @@
+EXTRA_OEMESON:append:gbmc = " \
+  -Dupdate-functional-on-fail=true \
+  -Dnegative-errno-on-fail=false \
+"