Fix RISC-V build

PiperOrigin-RevId: 434536828
diff --git a/src/init.c b/src/init.c
index 5dad2b0..2c7650d 100644
--- a/src/init.c
+++ b/src/init.c
@@ -6921,7 +6921,7 @@
     };
 
     xnn_params.x32.transpose = (struct transpose_parameters) {
-      .ukernel = (xnn_transposec_ukernel_function) xnn_x32_transpose_ukernel__2x4_scalar_int;
+      .ukernel = (xnn_transposec_ukernel_function) xnn_x32_transpose_ukernel__2x4_scalar_int,
       .tile_size = 32,
     };
     #ifndef XNN_NO_NCHW_OPERATORS