feat(previews): previews for large remote files without full file download #22506

Job	Run time
changes	7s
php8.4-webdav	2m 16s
php8.2-webdav	1m 39s
php8.3-webdav	2m 24s
php8.1-webdav	1m 45s
files-external-webdav-summary	7s
	8m 18s

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