Update config.json (#266546)

Author: security-alliance-bot

src/config.json

@@ -104845,9 +104845,6 @@
     "op.airdropalerts.onl",
     "ton.airdropalerts.onl",
     "zk.airdropalerts.onl",
-    "blue.airdropalerts.onl",
-    "scr.airdropalerts.onl",
-    "ptb.airdropalerts.onl",
     "story.airdropalerts.onl",
     "sui.airdropalerts.onl",
     "ns.airdropalerts.onl",