cpufreq: Drop CONFIG_ARM and CONFIG_ARM64 dependency on Arm drivers

The CONFIG_ARM and CONFIG_ARM64 dependency is redundant as all the
drivers have necessary sub-arch dependency and don't depend on the
architecture support.
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>

drivers/cpufreq/Kconfig

@@ -231,9 +231,7 @@ if X86
 source "drivers/cpufreq/Kconfig.x86"
 endif
 
-if ARM || ARM64
 source "drivers/cpufreq/Kconfig.arm"
-endif
 
 if PPC32 || PPC64
 source "drivers/cpufreq/Kconfig.powerpc"