chore: update LICENSE of FnOnce (#698)

HuaHuaY · web-flow · commit c21d425461b2 · 2026-06-05T17:41:06.000+08:00
diff --git a/LICENSE b/LICENSE
@@ -216,6 +216,7 @@ This product includes code from Apache Arrow.
 
 * Core utilities:
   * checked_cast utility in src/iceberg/util/checked_cast.h.
+  * FnOnce utility in src/iceberg/util/functional.h.
   * visit_type utility in src/iceberg/util/visit_type.h.
   * Decimal128 implementation details in src/iceberg/util/decimal files.
 * Build system modules:
