Remove mux-closing detritus

It's been a while since we had python in the build; this script is
obsolete, as is the reference to it in the FruDevice service file.

Signed-off-by: Zev Weiss <zev@bewilderbeest.net>
Change-Id: If0bb9a4ff7c30d2e5b9ca370e11918ab36c820f8
diff --git a/service_files/xyz.openbmc_project.FruDevice.service b/service_files/xyz.openbmc_project.FruDevice.service
index 26a095a..97080c4 100644
--- a/service_files/xyz.openbmc_project.FruDevice.service
+++ b/service_files/xyz.openbmc_project.FruDevice.service
@@ -1,6 +1,6 @@
 [Unit]
 Description=Fru Device
-After=xyz.openbmc_project.CloseMuxes.service dbus.service
+After=dbus.service
 
 [Service]
 ExecStart=/usr/bin/fru-device