Bump tslib from 2.0.2 to 2.0.3 in /web
Bump tslib from 2.0.2 to 2.0.3 in /web

Bumps [tslib](https://github.com/Microsoft/tslib) from 2.0.2 to 2.0.3.
- [Release notes](https://github.com/Microsoft/tslib/releases)
- [Commits](https://github.com/Microsoft/tslib/compare/2.0.2...2.0.3)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
vmware/octant,vmware/octant,vmware/octant,vmware/octant,vmware/octant