Fix cosn ufs cannot find class

Fix bug involved by #17024

After #18143, `HdfsUnderFileSystemFactory` is no longer included in COSN jar therefore no need to exclude.
			pr-link: #18303
			change-id: cid-6931be7291f52728022e4555d1c7183857948b9f

underfs/cosn/pom.xml

@@ -86,8 +86,6 @@
                       <exclude>META-INF/*.SF</exclude>
                       <exclude>META-INF/*.DSA</exclude>
                       <exclude>META-INF/*.RSA</exclude>
-                      <!-- Because this module depends on alluxio-underfs-hdfs, eliminate HDFS factory implementation -->
-                      <exclude>alluxio/underfs/hdfs/HdfsUnderFileSystemFactory.*</exclude>
                     </excludes>
                   </filter>
                   <filter>