Kayobe provides support for setting arbitrary sysctls on hosts. These
should be persistent, but the configuration file used
(/etc/sysctl.d/kayobe) does not have the required .conf extension, so
the file is ignored.
This change adds a .conf suffix to make the file
/etc/sysctl.d/kayobe.conf.
Change-Id: I222250a91bc28aed9577293534cf481579992f52
Story: 2002972
Task: 22980
