Bump version to 0.86.0+mer9

Forgot to add bug ref to commit, so 0.86.0+mer8 got rejected by ci-bot.

Make a dummy version bump and add bug ref to make ci-bot happy.

[ssu] Use ssusysinfo instead of SSU D-Bus interface. Fixes JB#36841

configure.ac

-AC_INIT([usb_moded], [0.86.0+mer8])
+AC_INIT([usb_moded], [0.86.0+mer9])
 AM_INIT_AUTOMAKE([-Wall -Werror foreign])
 
 AM_CONFIG_HEADER([config.h])

rpm/usb-moded.spec

 Name:     usb-moded
-Version:  0.86.0+mer8
+Version:  0.86.0+mer9
 Release:  2
 Summary:  USB mode controller
 Group:    System/System Control