pwm: Restore alphabetic ordering in Kconfig and Makefile

The drivers are nearly ordered alphabetically by the symbol name. Fix the
few outliers.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Link: https://lore.kernel.org/r/20250508081706.751209-2-u.kleine-koenig@baylibre.com


Signed-off-by: Uwe Kleine-König <ukleinek@kernel.org>