Support for Filecoin EVM network

[0xKheops]

Filecoin RPCs seem to not support batched requests This prevents user to perform some operations on bifrost (polkadot) https://discord.com/channels/858891448271634473/1088479722146627646/1090756996451553341

to easily reproduce, add this RPC : https://rpc.ankr.com/filecoin and look in the network tab