Add enpoints for pipeline related tasks

[Alopalao]

Add the next endpoints.

• GET /api/kytos/of_multi_table/v1/pipeline - Get all pipelines in the database. Parameters enabled and disabled are allowed.
• GET /api/kytos/of_multi_table/v1/pipeline/<pipeline_id> - Get a single pipeline that matches the given pipeline id.
• POST /api/kytos/of_multi_table/v1/pipeline/<pipeline_id>/enable - Enable pipeline to be applied to all switches
• POST /api/kytos/of_multi_table/v1/pipeline/<pipeline_id>/disable - Disable pipeline in case of the user wants to return to the default set up.
• POST /api/kytos/of_multi_table/v1/pipeline - Add pipeline to database. Its body is similar to "pipeline.multi_table".
• DELETE /api/kytos/of_multi_table/v1/pipeline/<pipeline_id> - Delete only disabled pipeline from database otherwise it should prompt the user to disable the pipeline first.

[viniarck]

Nice @Alopalao.

Could you also set the GH labels epic_openflow_multi_table and 2023.1 on this issue and on related ones that you'll open just so it shows up on our GitHub filters and Kanban board?