[16192] Fix notification lost (backport #3194)

[mergify]

This is an automatic backport of pull request #3194 done by Mergify.
Cherry-pick of df2857a has failed:

On branch mergify/bp/2.8.x/pr-3194
Your branch is up to date with 'origin/2.8.x'.

You are currently cherry-picking commit df2857a5f.
  (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:   src/cpp/fastdds/core/condition/WaitSetImpl.cpp
	modified:   src/cpp/fastdds/subscriber/DataReaderImpl.cpp
	modified:   test/unittest/dds/core/condition/WaitSetImplTests.cpp

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   src/cpp/fastdds/subscriber/ReadConditionImpl.hpp

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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[MiguelCompany]

@richiprosima Please test this