Bump firmware version to 0x261e0500
Bump firmware version to 0x261e0500

This version should mitigate some issues with IKEA (and OSRAM) devices which
seem to expect route records in both directions.

Related Issue: https://github.com/dresden-elektronik/deconz-rest-plugin/issues/386

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