fix(useMediaControls): apply state when target ref changes

[ferferga]

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Description

When the target ref element changes, composable state was not being applied to the new DOM element.

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🤖 Generated by Copilot at 76c6c11

Fix useMediaControls bug with dynamic elements. Update the watch functions for volume, muted, and rate to depend on and use the target element and the composable state values.

🤖 Generated by Copilot at 76c6c11

• Fix bug where composable state was not applied to media element when element or state changed (link)