Bump date-and-time in /firestore/solution-sharded-timestamp (#189)

Bumps [date-and-time](https://github.com/knowledgecode/date-and-time) from 0.14.1 to 0.14.2.
- [Release notes](https://github.com/knowledgecode/date-and-time/releases)
- [Commits](knowledgecode/date-and-time@v0.14.1...v0.14.2)

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

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

Author: dependabot[bot]