Merge branches 'pm-tools' and 'pm-docs'

Merge power management utilities and documentation updates for 6.3-rc1:

 - Modify some power management utilities to use the canonical ftrace
   path (Ross Zwisler).

 - Correct spelling problems for Documentation/power/ as reported by
   codespell (Randy Dunlap).

* pm-tools:
  PM: tools: use canonical ftrace path

* pm-docs:
  Documentation: power: correct spelling