test: annotated two appendable upload tests as ignored until testbench allows takeover

Author: BenWhitehead

google-cloud-storage/src/test/java/com/google/cloud/storage/ITAppendableUploadTest.java

@@ -135,6 +135,7 @@ public void testUploadFileUsingAppendable() throws Exception {
   }
 
   @Test
+  @Ignore("Pending work in testbench, manually verified internally on 2025-03-25")
   public void finalizeAfterCloseWorks() throws Exception {
     AppendableBlobUploadConfig uploadConfig =
         AppendableBlobUploadConfig.of().withFlushPolicy(FlushPolicy.maxFlushSize(1024));
@@ -150,6 +151,7 @@ public void finalizeAfterCloseWorks() throws Exception {
   }
 
   @Test
+  @Ignore("Pending work in testbench, manually verified internally on 2025-03-25")
   public void takeoverJustToFinalizeWorks() throws Exception {
     AppendableBlobUploadConfig uploadConfig =
         AppendableBlobUploadConfig.of().withFlushPolicy(FlushPolicy.maxFlushSize(5));