meta-zaius: Don't run refclock fixup if host is up

The clock generator output fixup workaround temporarily disables the
clock output when run, crashing the host if it's up.

Fixes openbmc/openbmc#1274.

Signed-off-by: Xo Wang <xow@google.com>
Change-Id: Ib734ffc43eb29c7b7039419c8fdd42e4d47c3260
diff --git a/meta-zaius/recipes-phosphor/chassis/refclock-fixup/op-refclock-fixup@.service b/meta-zaius/recipes-phosphor/chassis/refclock-fixup/op-refclock-fixup@.service
index 7521b15..5dd0b10 100644
--- a/meta-zaius/recipes-phosphor/chassis/refclock-fixup/op-refclock-fixup@.service
+++ b/meta-zaius/recipes-phosphor/chassis/refclock-fixup/op-refclock-fixup@.service
@@ -6,6 +6,7 @@
 After=obmc-power-on@%i.target
 Before=fsi-scan@%i.service
 Conflicts=obmc-host-stop@%i.target
+ConditionPathExists=!/run/openbmc/chassis@%i-on
 
 [Service]
 Restart=no