Deploy the swh-search stack for production. This index will be used by the webapp deployed on T2904
It needs :
[X] a new ES cluster hosted on the promox node
[X] deploy a new node with the swh-search backend and the swh-search-journal-client
[X] Launch a new indexation on all the production origins
[ ] **in progress** test the basic performances
[ ] wire webapp1 on this cluster