Remove image push tests

Signed-off-by: Kathryn Baldauf <k_baldauf@apple.com>

Author: katiewasnothere

Tests/ContainerizationOCITests/RegistryClientTests.swift

@@ -166,7 +166,8 @@ struct OCIClientTests: ~Copyable {
         #expect(done)
     }
 
-    @Test(.enabled(if: hasRegistryCredentials))
+    @Test(.enabled(if: hasRegistryCredentials)
+            .disabled("External users cannot push images, disable while we find a better solution"))
     func pushIndex() async throws {
         let client = RegistryClient(host: "ghcr.io", authentication: Self.authentication)
         let indexDescriptor = try await client.resolve(name: "apple/containerization/emptyimage", tag: "0.0.1")

Tests/ContainerizationTests/ImageTests/ImageStoreTests.swift

@@ -42,7 +42,8 @@ public class ImageStoreTests: ContainsAuth {
         try! FileManager.default.removeItem(at: self.dir)
     }
 
-    @Test func testImageStoreOperation() async throws {
+    @Test(.disabled("External users cannot push images, disable while we find a better solution"))
+    func testImageStoreOperation() async throws {
         let fileManager = FileManager.default
         let tempDir = fileManager.uniqueTemporaryDirectory()
         defer {