Merge branch '45-update-the-documentation-about-how-install-fd-for-centos7-with-remi-s-repo' into '1.3'

Resolve "Update the documentation about how install FD for centos7 with remi's repo"

Closes #45

See merge request fusiondirectory/user-manual!59

(cherry picked from commit a7b42ab5)

53e66f1e 📚 feat(doc): Update centos installation with remi repository