Remove a couple areas where tests where changing cwd (fixes AL2 crashes) (#9505)

Fix crashes on AL2 where tests where changing current working directory

Author: daveinglis

Tests/IntegrationTests/BasicTests.swift

@@ -69,7 +69,7 @@ private struct BasicTests {
             #expect(dealerOutput.filter(\.isPlayingCardSuit).count == 10)
 
             // Verify that the 'git status' is clean after a build.
-            let gitOutput = try sh("git\(ProcessInfo.exeSuffix)", "status", workingDirectory: packagePath).stdout
+            let gitOutput = try sh("git\(ProcessInfo.exeSuffix)", "-C", packagePath, "status").stdout
             #expect(gitOutput.contains("nothing to commit, working tree clean"))
 
             // Verify that another 'swift build' does nothing.

Tests/SwiftPMBuildServerTests/BuildServerTests.swift

@@ -41,8 +41,7 @@ fileprivate func withSwiftPMBSP(fixtureName: String, body: (Connection, Notifica
             bspProcess.standardInput = outPipe
             let execPath = SwiftPM.xctestBinaryPath(for: "swift-package").pathString
             bspProcess.executableURL = URL(filePath: execPath)
-            bspProcess.arguments = ["experimental-build-server", "--build-system", "swiftbuild"]
-            bspProcess.currentDirectoryURL = URL(filePath: fixture.pathString)
+            bspProcess.arguments = ["--package-path", fixture.pathString, "experimental-build-server", "--build-system", "swiftbuild"]
             async let terminationPromise: Void = try await bspProcess.run()
             let notificationCollector = NotificationCollectingMessageHandler()
             connection.start(receiveHandler: notificationCollector)