updated auth version from v3->v4

Author: JoGruen

tgtg_scanner/tgtg/tgtg_client.py

@@ -25,10 +25,10 @@
 BASE_URL = "https://apptoogoodtogo.com/api/"
 API_ITEM_ENDPOINT = "item/v8/"
 FAVORITE_ITEM_ENDPOINT = "user/favorite/v1/{}/update"
-AUTH_BY_EMAIL_ENDPOINT = "auth/v3/authByEmail"
-AUTH_POLLING_ENDPOINT = "auth/v3/authByRequestPollingId"
-SIGNUP_BY_EMAIL_ENDPOINT = "auth/v3/signUpByEmail"
-REFRESH_ENDPOINT = "auth/v3/token/refresh"
+AUTH_BY_EMAIL_ENDPOINT = "auth/v4/authByEmail"
+AUTH_POLLING_ENDPOINT = "auth/v4/authByRequestPollingId"
+SIGNUP_BY_EMAIL_ENDPOINT = "auth/v4/signUpByEmail"
+REFRESH_ENDPOINT = "auth/v4/token/refresh"
 ACTIVE_ORDER_ENDPOINT = "order/v7/active"
 INACTIVE_ORDER_ENDPOINT = "order/v7/inactive"
 CREATE_ORDER_ENDPOINT = "order/v7/create/"