Added references to API docs

airbyte-integrations/connectors/source-activecampaign/source_activecampaign/activecampaign.yaml

@@ -8,6 +8,7 @@ definitions:
       field_pointer: ["{{ options['name'] }}"]
 
   requester:
+    # API Docs: https://developers.activecampaign.com/reference/url
     url_base: "https://{{ config['account_username'] }}.api-us1.com"
     http_method: "GET"
     authenticator:
@@ -27,34 +28,39 @@ definitions:
     retriever:
       $ref: "*ref(definitions.retriever)"
 
+  # API Docs: https://developers.activecampaign.com/reference/list-all-campaigns
   campaigns_stream:
     $ref: "*ref(definitions.base_stream)"
     $options:
       name: "campaigns"
       primary_key: "id"
       path: "/api/3/campaigns"
 
+  # API Docs: https://developers.activecampaign.com/reference/list-all-contacts
   contacts_stream:
     $ref: "*ref(definitions.base_stream)"
     $options:
       name: "contacts"
       primary_key: "id"
       path: "/api/3/contacts"
 
+  # API Docs: https://developers.activecampaign.com/reference/list-all-deals
   deals_stream:
     $ref: "*ref(definitions.base_stream)"
     $options:
       name: "deals"
       primary_key: "id"
       path: "/api/3/deals"
 
+  # API Docs: https://developers.activecampaign.com/reference/retrieve-all-lists
   lists_stream:
     $ref: "*ref(definitions.base_stream)"
     $options:
       name: "lists"
       primary_key: "id"
       path: "/api/3/lists"
 
+  # API Docs: https://developers.activecampaign.com/reference/list-all-segments
   segments_stream:
     $ref: "*ref(definitions.base_stream)"
     $options: