test(cron): verify phone editor save/edit/run over real HTTP; clarify server timezone

app/src/test/java/com/m57/hermescontrol/ui/cron/ScheduleSelectionTest.kt

@@ -15,6 +15,8 @@ class ScheduleSelectionTest {
             "59 23 29 2 *" to ScheduleMode.YEARLY,
             "0 0 1 1 *" to ScheduleMode.YEARLY,
             "every 120m" to ScheduleMode.INTERVAL,
+            "every 2h" to ScheduleMode.INTERVAL,
+            "every 3d" to ScheduleMode.INTERVAL,
         )
         cases.forEach { (expression, mode) ->
             val parsed = parseSchedule(expression)