Fix #1295 : Remove horizontal scroll-bar on device in room box + make relative time change in live

[Pierre-Gilles]

Pull Request check-list

To ensure your Pull Request can be accepted as fast as possible, make sure to review and check all of these items:

• If your changes affects code, did your write the tests?
• Are tests passing? (npm test on both front/server)
• Is the linter passing? (npm run eslint on both front/server)
• Did you run prettier? (npm run prettier on both front/server)
• If you are adding a new features/services, did you run integration comparator? (npm run compare-translations on front)
• If your changes modify the API (REST or Node.js), did you modify the API documentation? (Documentation is based on comments in code)
• If you are adding a new features/services which needs explanation, did you modify the user documentation? See the GitHub repo and the website.
• Did you add fake requests data for the demo mode (front/src/config/demo.json) so that the demo website is working without a backend? (if needed) See https://demo.gladysassistant.com.

NOTE: these things are not required to open a PR and can be done afterwards / while the PR is open.

Description of change

Please provide a description of the change here. It's always best with screenshots, so don't hesitate to add some!

[relativeci]

Job #76: Bundle Size — 5.68MB (+0.06%).

a419f61 vs c768c49

Changed metrics (2/8)

Metric	Current	Baseline
Cache Invalidation	52.77%	0%
Modules	1025(+0.1%)	1024

Changed assets by type (1/7)

	Current	Baseline
JS	3.78MB (+0.09%)	3.77MB

---

View Job #76 report on app.relative-ci.com

[codecov]

Codecov Report

Merging #1296 (f1ab5f3) into master (c768c49) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1296   +/-   ##
=======================================
  Coverage   96.55%   96.55%           
=======================================
  Files         669      669           
  Lines        8620     8620           
=======================================
  Hits         8323     8323           
  Misses        297      297           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update c768c49...f1ab5f3. Read the comment docs.