chore: remove obsolete v0 validation caller workflows - #62

[S-011] Property description is missing or empty: "PowerSavingRequest.description" property must be truthy

[S-011] Property description is missing or empty: "HTTPSettings.description" property must be truthy

[S-011] Property description is missing or empty: "HTTPSubscriptionRequest.description" property must be truthy

[S-011] Property description is missing or empty: "notificationsBearerAuth.description" property must be truthy

[S-009] Parameter description is missing or empty: "[0].description" property must be truthy

[S-215] Operation "description" must be present and non-empty string.

[S-014] Functionality method description Warning: Each method should have description.

[S-215] Operation "description" must be present and non-empty string.

[S-014] Functionality method description Warning: Each method should have description.

[P-013] Placeholder README 'README.MD' should be removed from code/API_definitions/ — API specification files are present

[P-039] externalDocs.description in code/API_definitions/iot-network-optimization.yaml is 'Product documentation at Camara' — expected 'Product documentation at CAMARA' | Suggestion: Set externalDocs.description to exactly "Product documentation at CAMARA".