[FW][IMP] integration_testing: add basic information about tours

[fw-bot]

[IMP] integration_testing: add information about JS touring

Adding basic information about How to make a test tour.

task-2742841

backport of :

• [IMP] integration_testing: add basic information about tours #1474

Forward-Port-Of: #1516
Forward-Port-Of: #1500

[robodoo]

Pull request status dashboard.

[fw-bot]

Ping @Demesmaeker cherrypicking of pull request #1500 failed.

stderr:

13:05:20.535763 git.c:344               trace: built-in: git cherry-pick 3b264b42f270b3c3e20012c62c4b316665a8e880
error: could not apply 3b264b42... [IMP] integration_testing: add information about JS touring
hint: after resolving the conflicts, mark the corrected paths
hint: with 'git add <paths>' or 'git rm <paths>'
hint: and commit the result with 'git commit'
----------
status:

Either perform the forward-port manually (and push to this branch, proceeding as usual) or close this PR (maybe?).

In the former case, you may want to edit this PR message as well.

[AntoineVDV]

@robodoo delegate+

[Demesmaeker]

@robodoo r+