[20722] Update docs to force unlimited ResourceLimits if lower or equal to zero (backport #738)

[mergify]

Description

This PR updates documentation regarding resource limits (see attached PR)

@Mergifyio backport 2.13.x 2.10.x 2.6.x

Related implementation PR:

• [20722] Force unlimited ResourceLimits if lower or equal to zero (backport #4617) Fast-DDS#4654

Contributor Checklist

• Commit messages follow the project guidelines.
• N/A Code snippets related to the added documentation have been provided.
• Documentation tests pass locally.
• Applicable backports have been included in the description.

Reviewer Checklist

• The PR has a milestone assigned.
• The title and description correctly express the PR's purpose.
• Check contributor checklist is correct.
• CI passes without warnings or errors.

---

This is an automatic backport of pull request #738 done by [Mergify](https://mergify.com).

[mergify]

Cherry-pick of 495f5a2 has failed:

On branch mergify/bp/2.6.x/pr-738
Your branch is up to date with 'origin/2.6.x'.

You are currently cherry-picking commit 495f5a2.
  (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/xml_configuration/common.rst

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   docs/fastdds/dds_layer/core/policy/standardQosPolicies.rst

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

[Mario-DL]

@richiprosima please test docs

[Mario-DL]

@richiprosima please test docs

[Mario-DL]

@JesusPoderoso there were some warnings in the tests that we would need to address, would you mind taking a look at this ?

[Mario-DL]

Closing this PR as we decide not to go on with the implementation.