Fix COS/OSS/OBS iterative listing

### What changes are proposed in this pull request?

Please outline the changes and how this PR fixes the issue.

### Why are the changes needed?

Please clarify why the changes are needed. For instance,
  1. If you propose a new API, clarify the use case for a new API.
  2. If you fix a bug, describe the bug.

### Does this PR introduce any user facing changes?

Please list the user-facing changes introduced by your change, including
  1. change in user-facing APIs
  2. addition or removal of property keys
  3. webui

			pr-link: Alluxio#18383
			change-id: cid-ccd3bcc9e11d88274603ec058e091e97ea136448

dora/core/common/src/main/java/alluxio/underfs/ObjectUnderFileSystem.java

@@ -202,7 +202,8 @@ public interface ObjectListingChunk {
      * @return true if there is, no if there isn't, NULL if it cannot tell
      */
     default @Nullable Boolean hasNextChunk() {
-      return null;
+      throw new UnsupportedOperationException(
+          "HasNextChunk not implemented for " + getClass().getName());
     }
   }
 

dora/underfs/cos/src/main/java/alluxio/underfs/cos/COSUnderFileSystem.java

@@ -328,6 +328,11 @@ public ObjectListingChunk getNextChunk() throws IOException {
       }
       return null;
     }
+
+    @Override
+    public Boolean hasNextChunk() {
+      return mResult.isTruncated();
+    }
   }
 
   @Override

dora/underfs/obs/src/main/java/alluxio/underfs/obs/OBSUnderFileSystem.java

@@ -392,6 +392,11 @@ public ObjectListingChunk getNextChunk() throws IOException {
       }
       return null;
     }
+
+    @Override
+    public Boolean hasNextChunk() {
+      return mResult.isTruncated();
+    }
   }
 
   @Override

dora/underfs/oss/src/main/java/alluxio/underfs/oss/OSSUnderFileSystem.java

@@ -361,6 +361,11 @@ public ObjectListingChunk getNextChunk() throws IOException {
       }
       return null;
     }
+
+    @Override
+    public Boolean hasNextChunk() {
+      return mResult.isTruncated();
+    }
   }
 
   @Override