Update some HAL comments

Marlin/src/HAL/HAL_STM32/HAL.cpp

@@ -23,11 +23,6 @@
 
 #if defined(ARDUINO_ARCH_STM32) && !defined(STM32GENERIC)
 
-
-// --------------------------------------------------------------------------
-// Includes
-// --------------------------------------------------------------------------
-
 #include "HAL.h"
 
 #include "../../inc/MarlinConfig.h"
@@ -41,7 +36,7 @@
   #else
     #error "EEPROM_EMULATED_WITH_SRAM is currently only supported for STM32F4xx and STM32F7xx"
   #endif
-#endif // EEPROM_EMULATED_WITH_SRAM
+#endif
 
 // --------------------------------------------------------------------------
 // Externals
@@ -146,4 +141,4 @@ uint16_t HAL_adc_get_result(void) {
   return HAL_adc_result;
 }
 
-#endif // ARDUINO_ARCH_STM32
+#endif // ARDUINO_ARCH_STM32 && !STM32GENERIC

Marlin/src/HAL/HAL_STM32/HAL_Servo_STM32.cpp

@@ -54,4 +54,4 @@ void libServo::move(const int value) {
 }
 #endif // HAS_SERVOS
 
-#endif // ARDUINO_ARCH_STM32
+#endif // ARDUINO_ARCH_STM32 && !STM32GENERIC

Marlin/src/HAL/HAL_STM32/HAL_spi_STM32.cpp

@@ -152,4 +152,4 @@ void spiSendBlock(uint8_t token, const uint8_t* buf) {
 
 #endif // SOFTWARE_SPI
 
-#endif // ARDUINO_ARCH_STM32
+#endif // ARDUINO_ARCH_STM32 && !STM32GENERIC

Marlin/src/HAL/HAL_STM32/HAL_timers_STM32.cpp

@@ -115,4 +115,4 @@ bool HAL_timer_interrupt_enabled(const uint8_t timer_num) {
   return NVIC->ISER[IRQ_Id >> 5] & _BV32(IRQ_Id & 0x1F);
 }
 
-#endif // ARDUINO_ARCH_STM32
+#endif // ARDUINO_ARCH_STM32 && !STM32GENERIC

Marlin/src/HAL/HAL_STM32/persistent_store_impl.cpp

@@ -115,4 +115,4 @@ size_t PersistentStore::capacity() {
 }
 
 #endif // EEPROM_SETTINGS
-#endif // ARDUINO_ARCH_STM32
+#endif // ARDUINO_ARCH_STM32 && !STM32GENERIC

Marlin/src/HAL/HAL_STM32/watchdog_STM32.cpp

@@ -39,4 +39,4 @@
   }
 
 #endif // USE_WATCHDOG
-#endif // ARDUINO_ARCH_STM32
+#endif // ARDUINO_ARCH_STM32 && !STM32GENERIC