Unbrand repo names

repository-list.txt

@@ -1,8 +1,8 @@
-cerc/ops
-cerc/ipld-eth-db
-cerc/go-ethereum
-cerc/ipld-eth-server
-cerc/eth-statediff-fill-service
-cerc/ipld-eth-db-validator
-cerc/ipld-eth-beacon-indexer
-cerc/ipld-eth-beacon-db
+vulcanize/ops
+vulcanize/ipld-eth-db
+vulcanize/go-ethereum
+vulcanize/ipld-eth-server
+vulcanize/eth-statediff-fill-service
+vulcanize/ipld-eth-db-validator
+vulcanize/ipld-eth-beacon-indexer
+vulcanize/ipld-eth-beacon-db