Fix token selection bugs with lockChainId and restrictedTokens#404

pedromcunha merged 3 commits intomainrelayprotocol/relay-kit:mainfrom

ted/relay-6522-prevent-switching-chains-when-one-chain-is-lockedrelayprotocol/relay-kit:ted/relay-6522-prevent-switching-chains-when-one-chain-is-lockedCopy head branch name to clipboard