Swift crypto 4.x.x

[merskip]

This PR fixes typo made in #48

Updating https://github.com/lachlanbell/SwiftOTP
Updated https://github.com/lachlanbell/SwiftOTP (0.41s)
error: Invalid manifest (compiled with: [...])
/Package.swift:14:82: error: cannot convert value of type 'Range<String>' to expected argument type 'Version'
12 |     ],
13 |     dependencies: [
14 |         .package(url: "https://github.com/apple/swift-crypto.git", from: "1.0.0" ..< "5.0.0")
   |                                                                                  `- error: cannot convert value of type 'Range<String>' to expected argument type 'Version'
15 |     ],
16 |     targets: [ in https://github.com/lachlanbell/SwiftOTP