Changes to Get optimizer statistics

the security scope ScopedApiKey was added to the endpoint's security scheme AccessKey

the security scope ScopedApiKey was added to the endpoint's security scheme bearer

api operation id PullZonePublic_OptimizerStatistics removed and replaced with GetOptimizerStatisticsEndpoint_GetOptimizerStatistics

the endpoint scheme security AccessKey was added to the API

the endpoint scheme security bearer was added to the API

api tag Statistics added

api tag Pull Zone removed

added the non-success response with the status 400