Fix for conflicting types for HAL timer

Author: Lealem Amedie

wolfssl/wolfcrypt/wc_port.h

@@ -964,7 +964,7 @@ WOLFSSL_ABI WOLFSSL_API int wolfCrypt_Cleanup(void);
 
 #elif defined(HAL_RTC_MODULE_ENABLED)
     #include <time.h>
-    WOLFSSL_LOCAL time_t* stm32_hal_time(time_t* t1);
+    WOLFSSL_LOCAL time_t stm32_hal_time(time_t* t1);
     #define XTIME(t1) stm32_hal_time(t1)
     #define WOLFSSL_GMTIME
 #else