This will be quick.
The same error appears in Mrs. Block's amendment and in Mr. Sousa's subamendment. It's a grammatical error involving conjugation of the verb and the past participle, something that bedevils virtually all francophones and non-francophones alike. The text should read, “au moins huit heures de témoignages soient consacrées”.
I'm sorry. Once a teacher, always a teacher.