WAsm SIMD conversion-based variants of VRND microkernels

28% faster Truncation operator on WAsm SIMD under ARM

PiperOrigin-RevId: 321527420
diff --git a/test/f32-vrndz.yaml b/test/f32-vrndz.yaml
index c6f3f48..05ae336 100644
--- a/test/f32-vrndz.yaml
+++ b/test/f32-vrndz.yaml
@@ -16,8 +16,10 @@
 - name: xnn_f32_vrndz_ukernel__avx512f_x32
 - name: xnn_f32_vrndz_ukernel__psimd_x4
 - name: xnn_f32_vrndz_ukernel__psimd_x8
-- name: xnn_f32_vrndz_ukernel__wasmsimd_x4
-- name: xnn_f32_vrndz_ukernel__wasmsimd_x8
+- name: xnn_f32_vrndz_ukernel__wasmsimd_addsub_x4
+- name: xnn_f32_vrndz_ukernel__wasmsimd_addsub_x8
+- name: xnn_f32_vrndz_ukernel__wasmsimd_cvt_x4
+- name: xnn_f32_vrndz_ukernel__wasmsimd_cvt_x8
 - name: xnn_f32_vrndz_ukernel__scalar_libm_x1
 - name: xnn_f32_vrndz_ukernel__scalar_libm_x2
 - name: xnn_f32_vrndz_ukernel__scalar_libm_x4