Fix crash at startup

Author: pennam

src/utility/time/TimeService.cpp

@@ -96,13 +96,18 @@ void renesas_setRTC(unsigned long time);
 unsigned long renesas_getRTC();
 #endif
 
+/**************************************************************************************
+ * DEFINES
+ **************************************************************************************/
+
+#define EPOCH_AT_COMPILE_TIME cvt_time(__DATE__)
+
 /**************************************************************************************
  * CONSTANTS
  **************************************************************************************/
 
 /* Default NTP synch is scheduled each 24 hours from startup */
 static time_t const TIMESERVICE_NTP_SYNC_TIMEOUT_ms = DAYS * 1000;
-static time_t const EPOCH_AT_COMPILE_TIME = cvt_time(__DATE__);
 static time_t const EPOCH = 0;
 
 /**************************************************************************************