Update iptorrents.py

Adds another URL parameter when searching on iptorrents for brrip.  This allows it to find brrip that are also classified as 720p/1080p.

See this thread for info:
https://couchpota.to/forum/viewtopic.php?f=5&t=4032&sid=7892abbaaca9dad8bd3cc27cafb7fd33

And this prior pull request for more info:
https://github.com/RuudBurger/CouchPotatoServer/pull/3696

couchpotato/core/media/movie/providers/torrent/iptorrents.py

@@ -13,7 +13,7 @@ class IPTorrents(MovieProvider, Base):
         ([87], ['3d']),
         ([48], ['720p', '1080p', 'bd50']),
         ([72], ['cam', 'ts', 'tc', 'r5', 'scr']),
-        ([7], ['dvdrip', 'brrip']),
+        ([7,48], ['dvdrip', 'brrip']),
         ([6], ['dvdr']),
     ]