feat: added mainnet monad to default getDefaultNetworkEnablementControllerState in network-enablement-controller#8743

Matt561 wants to merge 2 commits intomainMetaMask/core:mainfrom

feat/musd-784-add-monad-to-default-enabled-networksMetaMask/core:feat/musd-784-add-monad-to-default-enabled-networksCopy head branch name to clipboard