Bump ssri from 4.1.6 to 8.0.0 in /webapp-angular/lib/bower/leaflet
Bump ssri from 4.1.6 to 8.0.0 in /webapp-angular/lib/bower/leaflet

Bumps [ssri](https://github.com/npm/ssri) from 4.1.6 to 8.0.0.
- [Release notes](https://github.com/npm/ssri/releases)
- [Changelog](https://github.com/npm/ssri/blob/latest/CHANGELOG.md)
- [Commits](https://github.com/npm/ssri/compare/v4.1.6...v8.0.0)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
arthurdeschamps/kapua-iot-gateway-simulation,arthurdeschamps/kapua-iot-gateway-simulation,arthurdeschamps/kapua-iot-gateway-simulation,arthurdeschamps/kapua-iot-gateway-simulation,arthurdeschamps/kapua-iot-gateway-simulation,arthurdeschamps/kapua-iot-gateway-simulation