chore: header fix

Author: hash-data

amoro-ams/src/main/java/org/apache/amoro/server/catalog/DefaultCatalogManager.java

@@ -14,6 +14,8 @@
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
+ *
+ * Modified by Datazip Inc. in 2026
  */
 
 package org.apache.amoro.server.catalog;