remove uneeded

Author: tomhirst

foundry.toml

@@ -18,4 +18,3 @@ arbitrum = {key = "${VERIFICATION_API_KEY_ARBISCAN}", chain = 42161, url = "http
 berachain = {key = "${VERIFICATION_API_KEY_BERACHAIN}", chain = 80094, url = "https://api.berascan.com/api"}
 abstract = {key = "${VERIFICATION_API_KEY_ABSTRACT}", chain = 2741, url = "https://api.abscan.org/api"}
 avalanche = {key = "${VERIFICATION_API_KEY_AVALANCHE}", chain = 43114, url = "https://api.routescan.io/v2/network/mainnet/evm/43114/etherscan"}
-megaeth_testnet = {key = "${VERIFICATION_API_KEY_MEGAETH_TESTNET}", chain = 6342, url = "https://www.oklink.com/api/v5/explorer/contract/verify-source-code-plugin/megaeth-testnet"}