Update ohme docs to mention switch.predbat_octopus_intelligent_ignore…

…_unplugged (#1532)

* Update devices.md

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

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

docs/devices.md

@@ -73,6 +73,8 @@ octopus_ready_time: 'time.ohme_target_time'
 octopus_charge_limit: 'number.ohme_target_percent'
 ```
 
+Note: You should turn on **switch.predbat_octopus_intelligent_ignore_unplugged** as the Ohme charger does not clear its schedule when unplugged.
+
 **Using Ohme car charging plans on other tariff's e.g. Agile**
 
 ```yaml
@@ -82,6 +84,8 @@ octopus_charge_limit: 'number.ohme_target_percent'
 octopus_slot_low_rate: False
 ```
 
+Note: You should turn on **switch.predbat_octopus_intelligent_ignore_unplugged** as the Ohme charger does not clear its schedule when unplugged.
+
 **Determine if the car is charging now**
 
 Normally not recommended if you are on Intelligent GO, but can be useful for ad-hoc charging not planned via Predbat