[IO] Apply new factory registration mechanism

[fredroy]

See

• [All] ObjectFactory: Explicit components registration  #4429

[ci-depends-on https://github.com/SofaDefrost/SoftRobots/pull/302]

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I have read, understand, and agree SOFA Developer Certificate of Origin (DCO).

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Reviewers will merge this pull-request only if

• it builds with SUCCESS for all platforms on the CI.
• it does not generate new warnings.
• it does not generate new unit test failures.
• it does not generate new scene test failures.
• it does not break API compatibility.
• it is more than 1 week old (or has fast-merge label).

[fredroy]

[ci-build][with-all-tests]

[fredroy]

[ci-build][with-all-tests][force-full-build]

[sofabot]

[ci-depends-on] detected during build #8.

To unlock the merge button, you must

• Merge or close Use MeshOBJLoader instead of MeshObjLoader (again) SofaDefrost/SoftRobots#302
  For this build, SoftRobots/ExternalProjectConfig.cmake.in will be edited by builders with
  GIT_REPOSITORY https://github.com/SofaDefrost/SoftRobots
  GIT_TAG 5b0acb83606d59f04e2d59ebe6a2386702b41208

[sofabot]

[ci-depends-on] detected during build #9.

All dependencies are merged/closed and all ExternalProject pointers are up-to-date. Congrats! 👍