OpenAPI Ada 0.7.0

• Add support for OpenAPI Number and array of Number
• Add support for Bearer API Key authorization
• Update the openapi generator to version 7.0.1:
  • Fixed the number type that did not work consistently (float and double were not mapped correctly),
  • The consumes and produces now allow to use several mime types for a request or response,
  • The file and binary types were using an incorrect Ada mapping that was not supported by the Ada library,
  • Added x-ada-no-vector, x-ada-serialize-op extensions to better control the generated Ada code