* feat: add support for Ethereum EIP-681 URIs in PaymentRequest and implement test coverage
* test: add unit test for EIP-681 URI handling with contract and no chainId [skip-ci]
* fix(CW-1114): rounding error for really large numbers
* fix: wrong decimals for eth fee display
* fix: limit fractional digits to a maximum of `decimals` in `format_fixed` function [skip-ci]
* test: add unit tests for `formatFixed` function
