Fix issues when joining end-devices, when they were joined and deleted before
Fix issues when joining end-devices, when they were joined and deleted before

deCONZ core has more changes in 2.05.55 to give joining devices the top
priority for requests.

dresden-elektronik/deconz-rest-plugin,dresden-elektronik/deconz-rest-plugin,dresden-elektronik/deconz-rest-plugin,dresden-elektronik/deconz-rest-plugin,dresden-elektronik/deconz-rest-plugin