fix: Include typings in the distribution dirtectory again

They were accidentally removed by replacing cpy-cli with ncp.
Re-using the cpy-cli again.

Upgrade other npm modules to current versions.

Author: prantlf

.gitignore

@@ -2,5 +2,9 @@ coverage
 dist
 node_modules
 src/lookup/data*.js
+src/index-1900-2050.d.ts
+src/index-2012-2022.d.ts
+src/lookup/data-1900-2050.d.ts
+src/lookup/data-2012-2022.d.ts
 test/browser
 test/typings.test.js