[20120] TCPSendResources cleanup (backport #4300)

[mergify]

This is an automatic backport of pull request #4300 done by Mergify.
Cherry-pick of fe11650 has failed:

On branch mergify/bp/2.13.x/pr-4300
Your branch is up to date with 'origin/2.13.x'.

You are currently cherry-picking commit fe116500c.
  (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/rtps/builtin/discovery/participant/PDP.cpp
	modified:   src/cpp/rtps/network/NetworkFactory.cpp
	modified:   src/cpp/rtps/network/NetworkFactory.h
	modified:   src/cpp/rtps/participant/RTPSParticipantImpl.cpp
	modified:   src/cpp/rtps/participant/RTPSParticipantImpl.h
	modified:   src/cpp/rtps/transport/TCPSenderResource.hpp
	modified:   src/cpp/rtps/transport/TCPTransportInterface.cpp
	modified:   src/cpp/rtps/transport/UDPSenderResource.hpp
	modified:   src/cpp/rtps/transport/UDPTransportInterface.cpp
	modified:   src/cpp/rtps/transport/UDPTransportInterface.h
	modified:   test/blackbox/common/DatagramInjectionTransport.cpp
	modified:   test/blackbox/common/DatagramInjectionTransport.hpp
	modified:   test/mock/rtps/RTPSParticipantImpl/rtps/participant/RTPSParticipantImpl.h
	modified:   test/unittest/rtps/discovery/CMakeLists.txt
	modified:   test/unittest/rtps/security/CMakeLists.txt
	modified:   test/unittest/statistics/rtps/CMakeLists.txt
	modified:   test/unittest/transport/CMakeLists.txt
	modified:   test/unittest/transport/TCPv6Tests.cpp
	deleted:    test/unittest/transport/test_UDPv4Tests.cpp

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   src/cpp/rtps/transport/TCPTransportInterface.h
	both modified:   test/blackbox/common/BlackboxTestsTransportTCP.cpp
	both modified:   test/unittest/transport/TCPv4Tests.cpp

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

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[mergify]

Cherry-pick of fe11650 has failed:

On branch mergify/bp/2.13.x/pr-4300
Your branch is up to date with 'origin/2.13.x'.

You are currently cherry-picking commit fe116500c.
  (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/rtps/builtin/discovery/participant/PDP.cpp
	modified:   src/cpp/rtps/network/NetworkFactory.cpp
	modified:   src/cpp/rtps/network/NetworkFactory.h
	modified:   src/cpp/rtps/participant/RTPSParticipantImpl.cpp
	modified:   src/cpp/rtps/participant/RTPSParticipantImpl.h
	modified:   src/cpp/rtps/transport/TCPSenderResource.hpp
	modified:   src/cpp/rtps/transport/TCPTransportInterface.cpp
	modified:   src/cpp/rtps/transport/UDPSenderResource.hpp
	modified:   src/cpp/rtps/transport/UDPTransportInterface.cpp
	modified:   src/cpp/rtps/transport/UDPTransportInterface.h
	modified:   test/blackbox/common/DatagramInjectionTransport.cpp
	modified:   test/blackbox/common/DatagramInjectionTransport.hpp
	modified:   test/mock/rtps/RTPSParticipantImpl/rtps/participant/RTPSParticipantImpl.h
	modified:   test/unittest/rtps/discovery/CMakeLists.txt
	modified:   test/unittest/rtps/security/CMakeLists.txt
	modified:   test/unittest/statistics/rtps/CMakeLists.txt
	modified:   test/unittest/transport/CMakeLists.txt
	modified:   test/unittest/transport/TCPv6Tests.cpp
	deleted:    test/unittest/transport/test_UDPv4Tests.cpp

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   src/cpp/rtps/transport/TCPTransportInterface.h
	both modified:   test/blackbox/common/BlackboxTestsTransportTCP.cpp
	both modified:   test/unittest/transport/TCPv4Tests.cpp

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

[JesusPoderoso]

@richiprosima please test this

[JesusPoderoso]

@richiprosima please test linux

[JesusPoderoso]

@Mergifyio rebase

[mergify]

rebase

✅ Branch has been successfully rebased

[JesusPoderoso]

@richiprosima please test this