contrib: update map with new hostnames and repo

Signed-off-by: Nicolas Froger <nico@cri.epita.fr>

docs/contributing/map.md

@@ -8,8 +8,8 @@ The only requirements is that each computer is a `rect` with the following
 properties are set:
 
 - `class`: `computer`
-- `id`: the hostname of the computer. Dots must be replace with underscores.
-  (e.g. `r01p01_demo_sm_cri_epita_net`)
+- `id`: the hostname of the computer. (e.g.
+  `r01p01.demo.campus.sm.cri.epita.fr`)
 
 ## Create or edit a map
 Although not required, `inkscape` is recommended to design a map.
@@ -37,5 +37,5 @@ easily editable. It does not matter if the `viewBox` is wrong as it will be
 exported later for production.
 
 ## Links
-Every maps (including `demo.svg` and `demo_optimized.svg`) are available on the
-CRI's github: [here](https://github.com/epita/sm-maps-svg).
+Every maps (including `demo.svg` and `demo_optimized.svg`) are available on our
+GitLab: [here](https://gitlab.cri.epita.fr/cri/documentation/sm-maps).