Bump alt-three/testbench from 4.0.2 to 4.0.3
Bump alt-three/testbench from 4.0.2 to 4.0.3

Bumps [alt-three/testbench](https://github.com/AltThree/TestBench) from 4.0.2 to 4.0.3.
- [Release notes](https://github.com/AltThree/TestBench/releases)
- [Commits](https://github.com/AltThree/TestBench/compare/v4.0.2...v4.0.3)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
coupej/Cachet,coupej/Cachet,coupej/Cachet