Update domains.json with bluntdao (#2604)

Author: seshdao

spaces/domains.json

@@ -48,6 +48,7 @@
   "governance.kudoe.io": "kudoe.eth",
   "vote.zechub.org": "zechubdao.eth",
   "gov.kojib.com": "kojib.eth",
+  "gov.bluntdao.org": "bluntdao.eth",
   "vote.rebelteam.com": "rebelteam.eth",
   "tvote.cascadia.foundation": "testcascadia.eth",
   "vote.cascadia.foundation": "cascadiasystems.eth",