[docs] complete Authentication info in supportedsites.md

scripts/supportedsites.py

@@ -354,11 +354,13 @@ AUTH_MAP = {
     "atfbooru"       : "Supported",
     "baraag"         : _OAUTH,
     "bluesky"        : "Supported",
+    "booruvar"       : "Supported",
     "coomerparty"    : "Supported",
     "danbooru"       : "Supported",
     "derpibooru"     : _APIKEY_DB,
     "deviantart"     : _OAUTH,
     "e621"           : "Supported",
+    "e6ai"           : "Supported",
     "e926"           : "Supported",
     "e-hentai"       : "Supported",
     "exhentai"       : "Supported",
@@ -366,6 +368,7 @@ AUTH_MAP = {
     "fantia"         : _COOKIES,
     "flickr"         : _OAUTH,
     "furaffinity"    : _COOKIES,
+    "furbooru"       : "API Key",
     "horne"          : "Required",
     "idolcomplex"    : "Supported",
     "imgbb"          : "Supported",
@@ -386,7 +389,6 @@ AUTH_MAP = {
     "reddit"         : _OAUTH,
     "sankaku"        : "Supported",
     "seiga"          : _COOKIES,
-    "seisoparty"     : "Supported",
     "smugmug"        : _OAUTH,
     "subscribestar"  : "Supported",
     "tapas"          : "Supported",