Feature | Extend Swagger Coverage for controller OAuth2SummitSelectedPresentationListApiController (#423)

* feat: Extend Swagger Coverage for controller `OAuth2SummitSelectedPresentationListApiController`

* fix: respect OpenAPI 3.0

- moves anyOf to not be in the required, and properties there
  should be in the main properties param.

* chore: Add the correct security and x attributes and fix path with the correct routes

* chore: include PR requested changes

* chore: Add PR's requested changes

* fix: merge conflict

Signed-off-by: Matias Perrone <github@matiasperrone.com>

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Signed-off-by: Matias Perrone <github@matiasperrone.com>
Co-authored-by: Matias Perrone <github@matiasperrone.com>

Author: matiasperrone-exo