drivers: entropy: remove unused logger kconfig
drivers: entropy: remove unused logger kconfig

This is not being used by any drivers, so removing until we need it.

Signed-off-by: Anas Nashif <0d9952ec84ac43c159f6b7e7ed99a9080c00dd6e@intel.com>

GiulianoFranchetto/zephyr,nashif/zephyr,galak/zephyr,finikorg/zephyr,nashif/zephyr,punitvara/zephyr,galak/zephyr,ldts/zephyr,ldts/zephyr,ldts/zephyr,Vudentz/zephyr,Vudentz/zephyr,Vudentz/zephyr,explora26/zephyr,explora26/zephyr,Vudentz/zephyr,ldts/zephyr,galak/zephyr,finikorg/zephyr,Vudentz/zephyr,explora26/zephyr,nashif/zephyr,galak/zephyr,GiulianoFranchetto/zephyr,Vudentz/zephyr,GiulianoFranchetto/zephyr,ldts/zephyr,punitvara/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,explora26/zephyr,nashif/zephyr,punitvara/zephyr,nashif/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,GiulianoFranchetto/zephyr,explora26/zephyr,zephyrproject-rtos/zephyr,GiulianoFranchetto/zephyr,galak/zephyr,punitvara/zephyr,zephyrproject-rtos/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,punitvara/zephyr