eth_feeHistory (EIP 1559) (#4191)

* WIP

* Add missing fields for test runner

* Correct function arguments for getFeeHistory

* getFeeHistory tests with correct arguments

* Init utils.toNumber function

* Rename toNumber test to hexToNumber

* Add inputFormatters to getFeeHistory

* Rename newestBlock to lastBlock. Update types for blockCount and lastBlock

* Add additional tests with different input types

* Add missing function export

* eth-feehistory docs (#4190)

* updating docs

* updating example

* updating types and adding example of list

* Update docs/web3-eth.rst

* Update docs/web3-eth.rst

* Update docs/web3-eth.rst

Co-authored-by: alex <luu.alex@outlook.com>
Co-authored-by: Wyatt Barnes <wyatt@writerof.software>

Co-authored-by: Alex <alex.luu@mail.utoronto.ca>
Co-authored-by: alex <luu.alex@outlook.com>