Dependency Refactoring: element retriction in api.git

[myungjoo]

Element restriction of Inference.Pipeline APIs should be done independently in api.git, not in nnstreamer.git

This addresses nnstreamer/nnstreamer#3553

The next commit should address

1. unit testing: unittest_capi_inference.cc nnstreamer_capi_util element_available_*

2. packaging (install the .txt file along with api rpms)

3. removing restriction mechanisms from nnstreamer.git

[taos-ci]

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[taos-ci]

cibot: @myungjoo, c/src/ml-api-inference-pipeline.c includes bug(s). Please fix incorrect coding constructs in your commit before entering a review process.

[taos-ci]

cibot: @myungjoo, A builder checker could not be completed because one of the checkers is not completed. In order to find out a reason, please go to http://ci.nnstreamer.ai/nnstreamer-api/ci/repo-workers/pr-checker/409-202310172342550.85050296783447-058a77f954c47365688e5842573c7278af178493/.