feat(API): fix description

Author: drobnikj

apify-api/openapi/components/schemas/request-queues/GetHeadAndLockResponse.yaml

@@ -11,7 +11,7 @@ properties:
         example: 1000
       queueModifiedAt:
         type: string
-        description: The modifiedAt the queue is updated whenever the queue is modified. Modifications include adding, updating, or removing requests, as well as locking or unlocking requests in the queue.
+        description: The modifiedAt is updated whenever the queue is modified. Modifications include adding, updating, or removing requests, as well as locking or unlocking requests in the queue.
         example: '2018-03-14T23:00:00.000Z'
       queueHasLockedRequests:
         type: boolean

apify-api/openapi/components/schemas/request-queues/RequestQueue.yaml

@@ -25,7 +25,7 @@ properties:
     example: '2019-12-12T07:34:14.202Z'
   modifiedAt:
     type: string
-    description: The modifiedAt the queue is updated whenever the queue is modified. Modifications include adding, updating, or removing requests, as well as locking or unlocking requests in the queue.
+    description: The modifiedAt is updated whenever the queue is modified. Modifications include adding, updating, or removing requests, as well as locking or unlocking requests in the queue.
     example: '2030-12-13T08:36:13.202Z'
   accessedAt:
     type: string