Bump System.Text.Json from 4.7.2 to 5.0.0
Bump System.Text.Json from 4.7.2 to 5.0.0

Bumps [System.Text.Json](https://github.com/dotnet/runtime) from 4.7.2 to 5.0.0.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](https://github.com/dotnet/runtime/commits)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
mganss/ExcelMapper