chore: clean up SwiftlyTests.swift & use SwiftlyCore.version.major

Author: louisunlimited

Tests/SwiftlyTests/SwiftlyTests.swift

@@ -149,9 +149,7 @@ struct MockedSwiftlyVersionTrait: TestTrait, TestScoping {
     init(_ name: String) { self.name = name }
 
     func provideScope(for _: Test, testCase _: Test.Case?, performing function: @Sendable () async throws -> Void) async throws {
-        try await SwiftlyTests.withMockedSwiftlyVersion(latestSwiftlyVersion: SwiftlyVersion(major: 1, minor: 0, patch: 0)) {
-            print("Mocking swiftly version: \(SwiftlyVersion(major: 1, minor: 0, patch: 0)) at \(#file):\(#line)")
-
+        try await SwiftlyTests.withMockedSwiftlyVersion(latestSwiftlyVersion: SwiftlyVersion(major: SwiftlyCore.version.major, minor: 0, patch: 0)) {
             try await function()
         }
     }
@@ -356,7 +354,7 @@ public enum SwiftlyTests {
 
     /// Operate with a mocked toolchain that has the provided list of executables in its bin directory.
     static func withMockedToolchain(executables: [String]? = nil, f: () async throws -> Void) async throws {
-        let mockDownloader = MockToolchainDownloader(executables: executables, latestSwiftlyVersion: SwiftlyVersion(major: 1, minor: 0, patch: 0))
+        let mockDownloader = MockToolchainDownloader(executables: executables)
 
         let ctx = SwiftlyCoreContext(
             mockedHomeDir: SwiftlyTests.ctx.mockedHomeDir,