[shelly] Enhance support for Plus RGBW and add Pro RGBW

[markus7017]

Enhance support for Shelly Plus RGBW
Add Shelly Pro RGBW

Closes #19216

[Copilot]

Pull Request Overview

This PR enhances support for Shelly Plus RGBW devices and adds support for the new Shelly Pro RGBW PM device. The changes improve device compatibility and provide better channel control for RGBW lighting devices.

Key changes include:

• Added new Shelly Pro RGBW PM device support with proper thing type definitions
• Enhanced existing Shelly Plus RGBW PM configuration with additional channel groups
• Refactored light status handling to extract reusable components for better maintainability

Reviewed Changes

Copilot reviewed 9 out of 9 changed files in this pull request and generated 4 comments.

Show a summary per file

File	Description
ShellyThingCreatorTest.java	Added test cases for new Pro RGBW PM device type
shellyGen2_lights.xml	Enhanced Plus RGBW PM configuration and added Pro RGBW PM thing type definition
shelly.properties	Updated device descriptions for Plus RGBW PM
ShellyLightHandler.java	Refactored light update logic to use extracted component method
ShellyComponents.java	Added reusable updateLights method extracted from handler
Shelly2ApiRpc.java	Enhanced light status handling for multiple light channels
Shelly2ApiJsonDTO.java	Extended data structures to support additional light configuration options
Shelly2ApiClient.java	Added light settings and status handling for new device types
ShellyDevices.java	Added device type constants and mappings for Pro RGBW PM

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[Copilot]

This Arguments.of() call is not inside the Stream.of() method call. It should be moved inside the Stream.of() on line 75 to be included in the test cases.

Suggested change

	Arguments.of("shellyprorgbw-" + DEVICE_ID, "", "", THING_TYPE_SHELLYPRORGBWPM);
	return Stream.of( //
	return Stream.of( //
	Arguments.of("shellyprorgbw-" + DEVICE_ID, "", "", THING_TYPE_SHELLYPRORGBWPM), //

[Copilot]

Channel 5 is incorrectly labeled with channel 4's label. This should reference channel 5: @text/channel-group-type.shelly.rgbw2Channel5.label

Suggested change

	<label>@text/channel-group-type.shelly.rgbw2Channel4.label</label>
	<label>@text/channel-group-type.shelly.rgbw2Channel5.label</label>

[Copilot]

Status channel 5 is incorrectly labeled with channel 4's label. This should reference channel 5: @text/channel-group-type.shelly.iXChannel5.label

Suggested change

	<label>@text/channel-group-type.shelly.iXChannel4.label</label>
	<label>@text/channel-group-type.shelly.iXChannel5.label</label>

[Copilot]

Meter channel 5 is incorrectly labeled with meter 4's label. This should reference meter 5: @text/channel-group-type.shelly.meter5.label

Suggested change

	<label>@text/channel-group-type.shelly.meter4.label</label>
	<label>@text/channel-group-type.shelly.meter5.label</label>