cpufreq: interactive: add input_boost_freq entry. This entry is the frequency which the CPU will be boosted when the screen is touched. It's user configurable from userspace and it needs to match the entries in the frequency table.

Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>

Conflicts:
	drivers/cpufreq/cpufreq_interactive.c