Bump github.com/apple/swift-crypto from 3.15.1 to 4.3.1 in /swift

Bumps [github.com/apple/swift-crypto](https://github.com/apple/swift-crypto) from 3.15.1 to 4.3.1.
- [Release notes](https://github.com/apple/swift-crypto/releases)
- [Commits](apple/swift-crypto@3.15.1...4.3.1)

---
updated-dependencies:
- dependency-name: github.com/apple/swift-crypto
  dependency-version: 4.3.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

swift/Package.swift

@@ -11,7 +11,7 @@ let package = Package(
         .library(name: "Fizzy", targets: ["Fizzy"]),
     ],
     dependencies: [
-        .package(url: "https://github.com/apple/swift-crypto.git", from: "3.0.0"),
+        .package(url: "https://github.com/apple/swift-crypto.git", from: "4.3.1"),
     ],
     targets: [
         .target(