🩹 Remove extra #include, misc. style

Marlin/src/lcd/marlinui.cpp

         next_filament_display = ms + 5000UL; // Show status message for 5s
       #endif
 
-      #if ENABLED(STATUS_MESSAGE_SCROLLING)
-        status_scroll_offset = 0;
-      #endif
+      TERN_(STATUS_MESSAGE_SCROLLING, status_scroll_offset = 0);
     #else // HAS_WIRED_LCD
       UNUSED(persist);
     #endif

Marlin/src/pins/stm32f4/pins_ANET_ET4.h

 
 #include "env_validate.h"
 
-#include "env_validate.h"
-
 #if HOTENDS > 1 || E_STEPPERS > 1
   #error "Anet ET4 only supports one hotend / E-stepper. Comment out this line to continue."
 #endif

buildroot/share/PlatformIO/variants/MARLIN_BIGTREE_BTT002/variant.h

 #define PIN_WIRE_SCL            PB6
 
 // Timer Definitions
-//Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
+// Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
 #define TIMER_TONE              TIM7
 #define TIMER_SERVO             TIM5
 #define TIMER_SERIAL            TIM2

buildroot/share/PlatformIO/variants/MARLIN_BIGTREE_E3_RRF/variant.h

 #define PIN_WIRE_SCL            PB8
 
 // Timer Definitions
-//Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
+// Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
 #define TIMER_TONE              TIM7
 #define TIMER_SERVO             TIM5
 #define TIMER_SERIAL            TIM8

buildroot/share/PlatformIO/variants/MARLIN_BIGTREE_GTR_V1/variant.h

 #endif
 
 // Timer Definitions
-//Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
+// Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
 #define TIMER_TONE              TIM10
 #define TIMER_SERVO             TIM5
 #define TIMER_SERIAL            TIM7

buildroot/share/PlatformIO/variants/MARLIN_BIGTREE_SKR_PRO_11/variant.h

 #endif
 
 // Timer Definitions
-//Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
+// Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
 #define TIMER_TONE              TIM2
 #define TIMER_SERVO             TIM5 // Only 1 Servo PIN on SKR-PRO, so use the same timer as defined in PeripheralPins
 #define TIMER_SERIAL            TIM7

buildroot/share/PlatformIO/variants/MARLIN_BTT_SKR_SE_BX/variant.h

 #define NUM_ANALOG_FIRST        108
 
 // Timer Definitions
-//Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
+// Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
 #define TIMER_TONE              TIM2
 #define TIMER_SERVO             TIM5
 #define TIMER_SERIAL            TIM7

buildroot/share/PlatformIO/variants/MARLIN_F407VE/variant.h

 #define PIN_WIRE_SCL            PB6
 
 // Timer Definitions
-//Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
+// Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
 #define TIMER_TONE              TIM6
 
 // Do not use basic timer: OC is required

buildroot/share/PlatformIO/variants/MARLIN_FLY_F407ZG/variant.h

 #define PIN_WIRE_SCL            PB6
 
 // Timer Definitions
-//Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
+// Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
 #define TIMER_TONE              TIM6
 
 // Do not use basic timer: OC is required