fix(openapi): update kafka-mgmt/v1 OpenAPI document (#301)

Co-authored-by: app-services-ci <app-services-ci@users.noreply.github.com>

Author: app-services-ci

.openapi/kas-fleet-manager.yaml

@@ -56,30 +56,6 @@ paths:
       tags:
         - errors
 
-  /api/kafkas_mgmt/v1/status:
-    get:
-      deprecated: true
-      operationId: getServiceStatus
-      description: "[DEPRECATED] The service capacity status is now reported per cloud provider region and Kafka instance type in the /api/kafkas_mgmt/v1/cloud_providers/{id}/regions endpoint. Please use this endpoint instead."
-      responses:
-        "200":
-          content:
-            application/json:
-              schema:
-                $ref: '#/components/schemas/ServiceStatus'
-          description: Ok
-        "500":
-          description: Unexpected error occurred
-          content:
-            application/json:
-              schema:
-                $ref: '#/components/schemas/Error'
-              examples:
-                500Example:
-                  $ref: '#/components/examples/500Example'
-      summary: Returns the status of resources, such as whether maximum service capacity has been reached
-      security:
-        - Bearer: [ ]
   /api/kafkas_mgmt/v1/kafkas/{id}:
     get:
       operationId: getKafkaById
@@ -953,22 +929,6 @@ components:
               items:
                 allOf:
                   - $ref: "#/components/schemas/ObjectReference"
-    ServiceStatus:
-      description: Schema for the service status response body
-      example:
-        kafkas:
-          max_capacity_reached: true
-      type: object
-      properties:
-        kafkas:
-          description: The Kafka resource api status
-          type: object
-          required:
-            - max_capacity_reached
-          properties:
-            max_capacity_reached:
-              description: Indicates whether we have reached Kafka maximum capacity
-              type: boolean
     KafkaRequestPayload:
       description: Schema for the request body sent to /kafkas POST
       required: