Bump parser from 2.5.3.0 to 2.6.0.0
Bump parser from 2.5.3.0 to 2.6.0.0

Bumps [parser](https://github.com/whitequark/parser) from 2.5.3.0 to 2.6.0.0.
- [Release notes](https://github.com/whitequark/parser/releases)
- [Changelog](https://github.com/whitequark/parser/blob/master/CHANGELOG.md)
- [Commits](https://github.com/whitequark/parser/commits)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
sue445/twittodon,sue445/twittodon