docs (new device template): add battery Wi-Fi note

Comment on #522 and other frequent disappointment.

.github/ISSUE_TEMPLATE/new-device.yaml

@@ -8,6 +8,8 @@ body:
       value: |
         This form is for reporting a **New Device**.  If you are looking for general help, including cases where you do not see anything in the log, see [Discussions](https://github.com/make-all/tuya-local/discussions).
 
+        **Battery powered Wi-fi devices are not compatible with local use, so please do not request support for them even if you are able to use some trick to gather logs.** Long term, any tricks to get them to stay connected will only drain the battery extremely rapidly.
+
         Thank you for reporting your unsupported device. Please provide as much information as you can. Because the developers are busy, new device requests will be prioritised as follows:
 
           1. Well written pull requests