AVX512 implementation of QS8/QU8 VADD[C] microkernels

PiperOrigin-RevId: 386327426
diff --git a/BUILD.bazel b/BUILD.bazel
index 7c1e498..1e4b1ca 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -4462,6 +4462,10 @@
     "src/qs8-igemm/gen/3x16c8-minmax-gemmlowp-avx512skx.c",
     "src/qs8-igemm/gen/4x16c8-minmax-fp32-avx512skx.c",
     "src/qs8-igemm/gen/4x16c8-minmax-gemmlowp-avx512skx.c",
+    "src/qs8-vadd/gen/minmax-avx512skx-mul32-ld128-x16.c",
+    "src/qs8-vadd/gen/minmax-avx512skx-mul32-ld128-x32.c",
+    "src/qs8-vaddc/gen/minmax-avx512skx-mul32-ld128-x16.c",
+    "src/qs8-vaddc/gen/minmax-avx512skx-mul32-ld128-x32.c",
     "src/qu8-dwconv/gen/up16x9-minmax-fp32-avx512skx-mul32.c",
     "src/qu8-dwconv/gen/up16x25-minmax-fp32-avx512skx-mul32.c",
     "src/qu8-dwconv/gen/up32x9-minmax-fp32-avx512skx-mul32.c",
@@ -4474,6 +4478,10 @@
     "src/qu8-igemm/gen/2x16c8-minmax-fp32-avx512skx.c",
     "src/qu8-igemm/gen/3x16c8-minmax-fp32-avx512skx.c",
     "src/qu8-igemm/gen/4x16c8-minmax-fp32-avx512skx.c",
+    "src/qu8-vadd/gen/minmax-avx512skx-mul32-ld128-x16.c",
+    "src/qu8-vadd/gen/minmax-avx512skx-mul32-ld128-x32.c",
+    "src/qu8-vaddc/gen/minmax-avx512skx-mul32-ld128-x16.c",
+    "src/qu8-vaddc/gen/minmax-avx512skx-mul32-ld128-x32.c",
 ]
 
 WASM32_ASM_UKERNELS = [