Bump @solidity-parser/parser from 0.12.1 to 0.12.2 (#492)

Bumps [@solidity-parser/parser](https://github.com/solidity-parser/parser) from 0.12.1 to 0.12.2.
- [Release notes](https://github.com/solidity-parser/parser/releases)
- [Changelog](https://github.com/solidity-parser/parser/blob/master/CHANGES.md)
- [Commits](https://github.com/solidity-parser/parser/commits)

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]