Add `ERR_TX_SIGNING` and `ERR_TX_GAS_MISMATCH` and refactor and relocate some errors' classes

[Muhammad-Altabba]

Description

Fixes https://github.com/web3/web3.js/issues/5461

Type of change

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [x] Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist for 1.x:

• [ ] I have selected the correct base branch.
• [ ] I have performed a self-review of my own code.
• [ ] I have commented my code, particularly in hard-to-understand areas.
• [ ] I have made corresponding changes to the documentation.
• [ ] My changes generate no new warnings.
• [ ] Any dependent changes have been merged and published in downstream modules.
• [ ] I ran npm run dtslint with success and extended the tests and types if necessary.
• [ ] I ran npm run test:cov and my test cases cover all the lines and branches of the added code.
• [ ] I ran npm run build with success.
• [ ] I have tested the built dist/web3.min.js in a browser.
• [ ] I have tested my code on the live network.
• [ ] I have checked the Deploy Preview and it looks correct.
• [ ] I have updated the CHANGELOG.md file in the root folder.

Checklist for 4.x:

• [ ] I have selected the correct 4.x base branch.
• [ ] Within the description, the feature or issue is discussed in detail or an issue is linked.
• [ ] I have performed a self-review of my own code
• [ ] I have commented my code, particularly in hard-to-understand areas.
• [ ] I have added any required tests for the changes I made
• [ ] I have made corresponding changes to the documentation
• [ ] Any dependent changes have been merged and published in downstream modules.
• [ ] I ran yarn successfully
• [ ] I ran yarn lint successfully
• [ ] I ran yarn build:web successfully
• [ ] I ran yarn test:unit successfully
• [ ] I ran yarn test:integration successfully
• [ ] I ran compile:contracts successfully
• [ ] I have tested my code.
• [ ] I have updated the corresponding CHANGELOG.md file in the packages I have edited.