Add three dots and dropdown text when too many entities in acknowledgment footer

[freddidierRTE]

the list of entities in the card footer shall not be more than two lines

If there is too many entities , keep visible 2 lines and add a dropdown block to show all lines

Example :

Entity1 Entity1 Entity1 Entity1 Entity1 Entity1 Entity1 Entity1 Entity1 Entity1 Entity1 Entity1 Entity1 ...