Update accel-config to version 4.1.5 / rev 18 via SR 1146848
https://build.opensuse.org/request/show/1146848
by user mcalabkova + anag+factory
- Update to version 4.1.5:
+ Free driver_name in case of error adding wq.
+ change op config default value because of kernel change.
+ set read buffer allowed from 0 to 8.
+ disable enabled devices before unloading iaa_crypto.