license mismatch between github and npmjs

[pcnate]

license field in package.json does not match the LICENSE file

https://github.com/Hipparch/Md5-typescript/blob/1c9d4934a21ee690b34eafe027d6a557b5ac39fa/package.json#L26

https://github.com/Hipparch/Md5-typescript/blob/1c9d4934a21ee690b34eafe027d6a557b5ac39fa/LICENSE#L1