Merge branch 'release/4.0.0' into develop

diff --cc server/middlewares/validators/videos/video-comments.ts
Simple merge

diff --cc server/tests/api/check-params/video-comments.ts
index 63c3582e91021193246fc6b9658798d4f2e9c43d,8d63fe70c7bb1505f24a66ea81474bf3b96f0eed..829f3c8b12f38bbd905f20de43b8b280474038c9
--- 1/server/tests/api/check-params/video-comments.ts
--- 2/server/tests/api/check-params/video-comments.ts
+++ b/server/tests/api/check-params/video-comments.ts
@@@ -2,9 -2,10 +2,9 @@@
  
  import 'mocha'
  import * as chai from 'chai'
- import { HttpStatusCode, VideoCreateResult } from '@shared/models'
 +import { checkBadCountPagination, checkBadSortPagination, checkBadStartPagination } from '@server/tests/shared'
++import { HttpStatusCode, VideoCreateResult, VideoPrivacy } from '@shared/models'
  import {
 -  checkBadCountPagination,
 -  checkBadSortPagination,
 -  checkBadStartPagination,
    cleanupTests,
    createSingleServer,
    makeDeleteRequest,