staging: omap-thermal: remove TODO entry for exposed APIs

Not all APIs exposed today are used. However all unused APIs
will be required once the thermal layer allows IRQ based
policies.

Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/omap-thermal/TODO

@@ -3,7 +3,6 @@ List of TODOs (by Eduardo Valentin)
 on omap-bandgap.c:
 - Test every exposed API to userland
 - Add support to hwmon
-- Review and revisit all API exposed
 - Revisit PM support
 - Revisit data structures and simplify them
 - Once SCM-core api settles, update this driver accordingly