Use video thumbnail sizes for video

[marekdedic]

When video sizes are not present in the API response, they're set to 0 and left for the browser to figure out after loading (which it does). Instead, we could maybe use the thumbnail sizes.

skaut-google-drive-gallery/src/php/frontend/page/class-videos.php

Lines 49 to 50 in 0d11b3b

	'width' => array_key_exists( 'videoMediaMetadata', $video ) && array_key_exists( 'width', $video['videoMediaMetadata'] ) ? $video['videoMediaMetadata']['width'] : '0',
	'height' => array_key_exists( 'videoMediaMetadata', $video ) && array_key_exists( 'height', $video['videoMediaMetadata'] ) ? $video['videoMediaMetadata']['height'] : '0',