[stable31] fix: unblock ffmpeg on some broken videos #25453

Job	Run time
changes	9s
integration-sqlite (collaboration_features, 8.1, stable31, stable31)	4m 4s
integration-sqlite (features, 8.1, stable31, stable31)	8m 58s
integration-sqlite (federation_features, 8.1, stable31, stable31)	4m 51s
integration-sqlite (capabilities_features, 8.1, stable31, stable31)	2m 19s
integration-sqlite (openldap_features, 8.1, stable31, stable31)	2m 19s
integration-sqlite (ldap_features, 8.1, stable31, stable31)	1m 41s
integration-sqlite (filesdrop_features, 8.1, stable31, stable31)	2m 14s
integration-sqlite (sharees_features, 8.1, stable31, stable31)	2m 51s
integration-sqlite (file_conversions, 8.1, stable31, stable31)	2m 2s
integration-sqlite (--tags ~@large files_features, 8.1, stable31, stable31)	11m 43s
integration-sqlite (remoteapi_features, 8.1, stable31, stable31)	1m 57s
integration-sqlite (openldap_numerical_features, 8.1, stable31, stable31)	1m 26s
integration-sqlite (videoverification_features, 8.1, stable31, stable31)	4m 20s
integration-sqlite (setup_features, 8.1, stable31, stable31)	1m 43s
integration-sqlite (sharing_features, 8.1, stable31, stable31)	19m 0s
integration-sqlite (dav_features, 8.1, stable31, stable31)	6m 2s
integration-sqlite (comments_features, 8.1, stable31, stable31)	1m 19s
integration-sqlite-summary	6s
	1h 19m 4s

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