Update shopping_list.yaml - update authToken, and resolve errors

docs/b2b-edition/specs/api-v3/shopping_list/shopping_list.yaml

@@ -7,7 +7,7 @@ info:
 servers:
   - url: 'https://api-b2b.bigcommerce.com/api/v3/io'
 security:
-  - Basic: []
+  - authToken: []
 tags:
   - name: Shopping List
     description: Shopping List management.
@@ -67,8 +67,7 @@ paths:
             type: integer
           in: query
           name: createdUserId
-          description: 'B2B Edition buyer user ID, if the userId has permissions to view all shopping lists of the 
-          company, entering this parameter will filter out the shopping lists created by that user.'
+          description: 'B2B Edition buyer user ID, if the userId has permissions to view all shopping lists of the company, entering this parameter will filter out the shopping lists created by that user.'
       security:
         - authToken: []
     post:
@@ -855,6 +854,6 @@ components:
   securitySchemes:
     authToken:
       type: apiKey
-      description: An API key is a token that you provide when making API calls. Include the token in a header parameter called `authToken`.
+      description: Required to authenticate requests. Include the token in a header parameter called `authToken`.
       name: authToken
       in: header