Yaki admin - image icon profil on invitation to remplace

[Priscillia Ammeux]

context
profile image icon does not include first and last name initials in invitation and fetch teammate

TODO

• create component for to retrieve initials of first and last names
  this component must be called in "UI/components/userInfoCard.vue" (retrieve the value of "set UserIAvatarUrl" and, depending on the result, display the image or component)

• "features/invitation/compenent/userInvitationCard" (for this "invitation", which will replace the image all the time)