update changelog for rpc api changes (#824) * add cmd flag for rpc api modules * add rpc-api flags * improve test by fixing race condition by sleeping * edit changelog

changelog v0.4.0 

v0.3.1 changes 

deps: update go-ethereum to v1.9.24 (#594) * update to go-ethereum v1.9.24 * go mod tidy * add YoloV2 to chain config * add accessList and implement csdb accessList funcs * cleanup * access list tests * changelog * add stateDB test * test Copy Co-authored-by: Federico Kunze <federico.kunze94@gmail.com>

initial tag