Revert "cpufreq: export the cpu load across cores to the policy struct. On Pe… …rformance governor let's emulate a constant 100% load (in this Kernel's case it will make all cores online, which is kinda the purpose of a performance governor isn't it?). 3"

This reverts commit e7efaf9cfa53af694e4a4a752dc05e2d2a38b95d.