[G4] Fix LL FMC build issue introduce in HAL version v1.1.1

Guard have been removed while they should not.

Signed-off-by: Frederic Pillon <frederic.pillon@st.com>

Author: fpistm

system/Drivers/STM32G4xx_HAL_Driver/Src/stm32g4xx_ll_fmc.c

@@ -64,7 +64,7 @@
   * @brief FMC driver modules
   * @{
   */
-
+#if defined (HAL_SRAM_MODULE_ENABLED) || defined(HAL_NOR_MODULE_ENABLED) || defined(HAL_NAND_MODULE_ENABLED)
 /* Private typedef -----------------------------------------------------------*/
 /* Private define ------------------------------------------------------------*/
 
@@ -803,7 +803,7 @@ HAL_StatusTypeDef FMC_NAND_GetECC(FMC_NAND_TypeDef *Device, uint32_t *ECCval, ui
 /**
   * @}
   */
-
+#endif /* HAL_SRAM_MODULE_ENABLED || HAL_NOR_MODULE_ENABLED || HAL_NAND_MODULE_ENABLED */
 /**
   * @}
   */