default or selected kernelversion does not have config value CONFIG_MEDIA_TUNER_CUSTOMIZE.
Result is shown for kernelversion 5.3.7

Customize analog and hybrid tuner modules to build

configname: CONFIG_MEDIA_TUNER_CUSTOMIZE

Linux Kernel Configuration
└─>Device Drivers
└─>Multimedia devices
└─>Customize analog and hybrid tuner modules to build
In linux kernel since version 2.6.26 (release Date: 2008-07-13)  
This allows the user to deselect tuner drivers unnecessary
for their hardware from the build. Use this option with care
as deselecting tuner drivers which are in fact necessary will
result in V4L/DVB devices which cannot be tuned due to lack of
driver support

If unsure say N.