Refs #20019: Add TCP listening port behavior when set to 0 (backport #598)

[mergify]

This is an automatic backport of pull request #598 done by Mergify.
Cherry-pick of 12cb668 has failed:

On branch mergify/bp/2.10.x/pr-598
Your branch is up to date with 'origin/2.10.x'.

You are currently cherry-picking commit 12cb668.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   docs/fastdds/transport/tcp/tcp.rst
	modified:   docs/fastdds/xml_configuration/transports.rst

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   code/DDSCodeTester.cpp
	both modified:   code/XMLTester.xml

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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[cferreiragonz]

@Mergifyio rebase

[mergify]

rebase

☑️ Nothing to do

• -conflict [:pushpin: rebase requirement]
• -closed [:pushpin: rebase requirement]