Merge to master: Release 2.5.2 - Multilingual search and Agent issues fixes

[syphax-bouazzouni]

Changes

• https://github.com/ontoportal-lirmm/ontologies_linked_data/pull/141
• https://github.com/ontoportal-lirmm/ontologies_linked_data/pull/144
• https://github.com/ontoportal-lirmm/ontologies_linked_data/pull/143
• https://github.com/ontoportal-lirmm/ontologies_linked_data/pull/145
• https://github.com/ontoportal-lirmm/ontologies_linked_data/pull/147
• https://github.com/ontoportal-lirmm/ontologies_linked_data/pull/150

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 81.83%. Comparing base (e785635) to head (552fbe5).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #148 +/- ## ========================================== + Coverage 81.67% 81.83% +0.16% ========================================== Files 100 100 Lines 6618 6616 -2 ========================================== + Hits 5405 5414 +9 + Misses 1213 1202 -11 ``` | [Flag](https://app.codecov.io/gh/ontoportal-lirmm/ontologies_linked_data/pull/148/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=ontoportal-lirmm) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/ontoportal-lirmm/ontologies_linked_data/pull/148/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=ontoportal-lirmm) | `81.83% <100.00%> (+0.16%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=ontoportal-lirmm#carryforward-flags-in-the-pull-request-comment) to find out more.

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.