fix ci

Author: beryllw

fluss-common/src/main/java/org/apache/fluss/metadata/Schema.java

@@ -619,13 +619,11 @@ private static List<Column> normalizeColumns(
             }
 
             // primary key and auto increment column should not nullable
-            if ((pkSet.contains(column.getName())
-                            || autoIncrementColumnNames.contains(column.getName()))
-                    && column.getDataType().isNullable()) {
+            if (pkSet.contains(column.getName()) && column.getDataType().isNullable()) {
                 newColumns.add(
                         new Column(
                                 column.getName(),
-                                column.getDataType().copy(true),
+                                column.getDataType().copy(false),
                                 column.getComment().isPresent() ? column.getComment().get() : null,
                                 column.getColumnId()));
             } else {