Update auth params to install at the user level

Notion made an update to their API effective September 21, 2021 that
moves to install integrations at the user level instead of the workplace
admin level.

Also updates the info helper to extract the user information returned as
part of the token response.

Author: andersonmat

lib/omniauth-notion.rb

@@ -22,6 +22,10 @@ class Notion < OmniAuth::Strategies::OAuth2
           },
         }
 
+      option :authorize_params, {
+        owner: 'user',
+      }
+
       # These are called after authentication has succeeded. If
       # possible, you should try to set the UID without making
       # additional calls (if the user id is returned with the token
@@ -32,8 +36,10 @@ class Notion < OmniAuth::Strategies::OAuth2
       # https://developers.notion.com/docs/authorization#exchanging-the-grant-for-an-access-token
       info do
         {
+          workspace_id: raw_info['workspace_id'],
           workspace_name: raw_info['workspace_name'],
           workspace_icon: raw_info['workspace_icon'],
+          owner: raw_info['owner'],
           bot_id: raw_info['bot_id']
         }
       end

lib/omniauth-notion/version.rb

@@ -2,6 +2,6 @@
 
 module Omniauth
   module Notion
-    VERSION = "0.0.2"
+    VERSION = "0.0.3"
   end
 end