Implemented the DELETE /marketplace/listings/{listing_id} endpoint for the Open API specification document in the library target.

Sources/DiscogsService/openapi.yaml

@@ -1907,6 +1907,35 @@ paths:
           $ref: '#/components/responses/Unprocessable'
         '500':
           $ref: '#/components/responses/InternalError'
+    delete:
+      tags:
+        - Marketplace
+      summary: Delete a listing from a marketplace.
+      description: |
+        Removes permanently a listing from a Marketplace.
+
+        This endpoints requires authentication as a listing owner.
+      operationId: deleteListing
+      parameters:
+        - $ref: '#/components/parameters/ListingId'
+      security:
+        - ConsumerKeySecret: []
+        - UserToken: []
+        - OAuth: []
+      responses:
+        '204':
+          description: Successfully deleted a listing from a marketplace.
+          headers:
+            X-Discogs-RateLimit:
+              $ref: '#/components/headers/RateLimit'
+            X-Discogs-RateLimit-Used:
+              $ref: '#/components/headers/RateLimitUsed'
+            X-Discogs-RateLimit-Remaining:
+              $ref: '#/components/headers/RateLimitRemaining'
+        '401':
+          $ref: '#/components/responses/Unauthorized'
+        '500':
+          $ref: '#/components/responses/InternalError'
 components:
   headers:
     Link: