finalized refresh interval

InkyDash/InkyDash.ino

@@ -37,7 +37,7 @@
   Too frequent interval in low power mode might results getting ban by weather API / NTP servers 
   If you are not using low power mode, edit the high pwr mode interval instead
 */
-#define REFRESH_INTERVAL 120e6 //900 seconds, aka 15 minutes
+#define REFRESH_INTERVAL 900e6 //900 seconds, aka 15 minutes
 #define REFRESH_INTERVAL_HIGH_PWR_MODE 900000 //900 ms, aka 15 minutes