Update ads.txt (#4670)

Author: Prospector

apps/frontend/src/public/ads.txt

@@ -475,3 +475,6 @@ pubmatic.com, 157097, RESELLER, 5d62403b186f2ace
 conversantmedia.com, 40881, RESELLER, 03113cd04947736d
 rubiconproject.com, 16928, RESELLER, 0bfd66d529a55807
 smaato.com, 1100053415, RESELLER, 07bcf65f187117b4
+
+#Triplelift
+triplelift.com, 14661, RESELLER, 6c33edb13117fd86