pwm: lpss: Only include <linux/pwm.h> where needed

Among the three files that include pwm-lpss.h only pwm-lpss.c actually
needs <linux/pwm.h>. So move the #include statement from the former to
the latter.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Reviewed-by: Andy Shevchenko <andy@kernel.org>
Link: https://lore.kernel.org/r/20250123103939.357160-2-u.kleine-koenig@baylibre.com
Signed-off-by: Uwe Kleine-König <ukleinek@kernel.org>

Author: ukleinek

drivers/pwm/pwm-lpss.c

@@ -17,6 +17,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/pm_runtime.h>
+#include <linux/pwm.h>
 #include <linux/time.h>
 
 #define DEFAULT_SYMBOL_NAMESPACE "PWM_LPSS"

drivers/pwm/pwm-lpss.h

@@ -10,7 +10,6 @@
 #ifndef __PWM_LPSS_H
 #define __PWM_LPSS_H
 
-#include <linux/pwm.h>
 #include <linux/types.h>
 
 #include <linux/platform_data/x86/pwm-lpss.h>