Update notes for submitted changes

* cpufreq: Add a sync limit to cpu-boost
* cpufreq: Add cpu-boost driver
* cpufreq: interactive: Add a sampling_down_factor for max frequencies
* cpufreq: interactive: fix show_target_loads and show_above_hispeed_delay
* cpufreq: interactive: resched timer if max freq raised
* cpufreq: interactive: fix race on cpufreq TRANSITION notifier
* cpufreq: interactive: avoid underflow on active time calculation
* cpufreq: interactive: reduce chance of zero time delta on load eval
* cpufreq: interactive: handle errors from cpufreq_frequency_table_target
* cpufreq: interactive: fix uninitialized spinlock
* cpufreq: interactive: base above_hispeed_delay on target freq, not current
* cpufreq: interactive: fix crash on error paths in get_tokenized_data
* cpufreq: interactive: add io_is_busy interface
* cpufreq: interactive: allow arbitrary speed / delay mappings