default or selected kernelversion does not have config value CONFIG_FAIR_SHARE.
Result is shown for kernelversion 5.17.13

Fair-share thermal governor

modulename: fair_share.ko

configname: CONFIG_FAIR_SHARE

Linux Kernel Configuration
└─>Device Drivers
└─>Generic Thermal sysfs driver
└─>Fair-share thermal governor
In linux kernel since version 3.8 (release Date: 2013-02-18)  
Enable this to manage platform thermals using fair-share governor.

source code:
drivers/thermal/fair_share.c
depends
CONFIG_THERMAL