cpufrequtils: hide output on disabled cores.

We disable cores if the are affected by some cpu vulnerabilities
this cores report errors if you try to change the settings.
So only print the output for core0 and hide it for all cores.

Signed-off-by: Arne Fitzenreiter <arne_f@ipfire.org>

src/initscripts/packages/cpufreq

@@ -62,7 +62,7 @@ case "${1}" in
 			# Set the governor to ondemand for all cpus
 			for i in `seq 0 $CPUCOUNT`;
 			do
-				cpufreq-set -c $i -g $GOV
+				cpufreq-set -c $i -g $GOV > /dev/null
 			done
 			echo_ok;
 		else