[L1] Update HAL default configuration

Add EXTI HAL module.

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

Author: fpistm

system/STM32L1xx/stm32l1xx_hal_conf_default.h

@@ -47,6 +47,7 @@ extern "C" {
 #define HAL_DMA_MODULE_ENABLED
 #define HAL_FLASH_MODULE_ENABLED
 #define HAL_GPIO_MODULE_ENABLED
+#define HAL_EXTI_MODULE_ENABLED
 #define HAL_I2C_MODULE_ENABLED
 #define HAL_I2S_MODULE_ENABLED
 #define HAL_IRDA_MODULE_ENABLED
@@ -205,6 +206,10 @@ in voltage and temperature.*/
 #include "stm32l1xx_hal_gpio.h"
 #endif /* HAL_GPIO_MODULE_ENABLED */
 
+#ifdef HAL_EXTI_MODULE_ENABLED
+#include "stm32l1xx_hal_exti.h"
+#endif /* HAL_EXTI_MODULE_ENABLED */
+
 #ifdef HAL_DMA_MODULE_ENABLED
 #include "stm32l1xx_hal_dma.h"
 #endif /* HAL_DMA_MODULE_ENABLED */