MainActivity: Extract UPDATE_CLOCK_FREQUENCY_MINS to Constants and increase it to 5 minutes.

app/src/main/java/de/ccc/events/badge/card10/Constants.kt

@@ -35,3 +35,5 @@ val ROCKETS_CHARACTERISTIC_UUID = UUID.fromString("42230210-2342-2342-2342-23422
 val SINGLE_LED_CHARACTERISTIC_UUID = UUID.fromString("42230211-2342-2342-2342-234223422342")
 val LIGHT_SENSOR_CHARACTERISTIC_UUID = UUID.fromString("422302f0-2342-2342-2342-234223422342")
 val TIME_CHARACTERISTIC_UUID = UUID.fromString("42230201-2342-2342-2342-234223422342")
+
+const val UPDATE_CLOCK_FREQUENCY_MINS = 5

app/src/main/java/de/ccc/events/badge/card10/MainActivity.kt

@@ -108,7 +108,7 @@ class MainActivity : AppCompatActivity() {
         if (!bluetoothAdapter.bondedDevices.isEmpty()
         ) {
             val updateClockRequest =
-                PeriodicWorkRequestBuilder<UpdateClockJob>(1, TimeUnit.MINUTES)
+                PeriodicWorkRequestBuilder<UpdateClockJob>(UPDATE_CLOCK_FREQUENCY_MINS.toLong(), TimeUnit.MINUTES)
                     .build()
             workManager
                 .enqueueUniquePeriodicWork(WORK_NAME, ExistingPeriodicWorkPolicy.REPLACE, updateClockRequest)