FEAT #11955 TIME 2:30 Remove mlb_coll_ext from source

apps/maarch_entreprise/actions/close_mail.php

...maarch_entreprise/actions/sendToExternalSignatureBook.php

modules/attachments/xml/config.xml

...sendmail/Controllers/ReceiveMessageExchangeController.php

...es/sendmail/Controllers/SendMessageExchangeController.php

modules/visa/class/IParapheurController.php

modules/visa/class/IxbusController.php

rest/index.php

src/app/action/controllers/AcknowledgementReceiptTrait.php

src/app/action/controllers/ActionMethodController.php

src/app/action/controllers/ExternalSignatoryBookTrait.php

src/app/action/controllers/PreProcessActionController.php

src/app/attachment/controllers/AttachmentController.php

src/app/attachment/controllers/ReconciliationController.php

src/app/entity/models/ListInstanceModelAbstract.php

...alSignatoryBook/controllers/MaarchParapheurController.php

src/app/folder/controllers/FolderController.php

src/app/home/controllers/HomeController.php

src/app/resource/controllers/ExportController.php

src/app/resource/controllers/ResController.php