Compare start/end times in hh:mm also (#1939)

* Compare start/end times in hh:mm also

* [pre-commit.ci lite] apply automatic fixes

---------

Co-authored-by: pre-commit-ci-lite[bot] <117423508+pre-commit-ci-lite[bot]@users.noreply.github.com>

apps/predbat/inverter.py

@@ -1762,6 +1762,10 @@ def adjust_force_export(self, force_export, new_start_time=None, new_end_time=No
         elif "discharge_start_time" in self.base.args:
             old_start = self.base.get_arg("discharge_start_time", index=self.id)
             old_end = self.base.get_arg("discharge_end_time", index=self.id)
+            if len(old_start) == 5:
+                old_start += ":00"
+            if len(old_end) == 5:
+                old_end += ":00"
             old_discharge_enable = self.base.get_arg("scheduled_discharge_enable", "off", index=self.id) == "on"
         else:
             self.log("Warn: Inverter {} unable read discharge window as neither REST, discharge_start_time or discharge_start_hour are set".format(self.id))
@@ -2181,6 +2185,10 @@ def adjust_charge_window(self, charge_start_time, charge_end_time, minutes_now):
         elif "charge_start_time" in self.base.args:
             old_start = self.base.get_arg("charge_start_time", index=self.id)
             old_end = self.base.get_arg("charge_end_time", index=self.id)
+            if len(old_start) == 5:
+                old_start += ":00"
+            if len(old_end) == 5:
+                old_end += ":00"
             old_charge_schedule_enable = self.base.get_arg("scheduled_charge_enable", "on", index=self.id)
         else:
             self.log("Warn: Inverter {} unable read charge window as neither REST or discharge_start_time".format(self.id))