[hdpowerview] Add support for calibrating a shade (#12002)

[hdpowerview] Add support for calibrating a shade (#12002)

* Add support for calibrating a shade.

Fixes #11767

* Fix startup problems by decoupling capabilities cache from updateSoftProperties.
* Minor refactoring of capabilities and shade id handling.
* Dispose faster/safer by killing any remaining tasks.
* Set shade thing status to UNKNOWN until we receive any data for shade.
* Fix position update glitch after setting position.
* Remove unneeded catch after shade id refactoring.
* Document return values in Javadoc.
* Avoid logging InterruptedException during dispose.
* Add calibration example item.
* Reduce nesting.
* Add myself as reviewer for binding.
* Add Andrew Fiddian-Green as reviewer for binding.
* Handle JsonParseException.
* Fix alphabetic order.

Signed-off-by: Jacob Laursen <jacob-github@vindvejr.dk>