What's Changed
- updating typescript version and types by @tropicadri in https://github.com/GoogleChrome/workbox/pull/3181
Full Changelog: https://github.com/GoogleChrome/workbox/compare/v6.5.4...v6.6.0
Full Changelog: https://github.com/GoogleChrome/workbox/compare/v6.5.4...v6.6.0