FEAT #12091 TIME 0:10 fix some bugs

...ttachment-show-modal/attachment-show-modal.component.html

...ents/attachments-resume/attachments-resume.component.html

src/frontend/app/diffusions/diffusions-list.component.html

src/frontend/app/mail/mail-resume/mail-resume.component.html

src/frontend/lang/lang-en.ts

src/frontend/lang/lang-fr.ts

src/frontend/lang/lang-nl.ts