AVX2 versions of QS8 VADD[C] microkernels

PiperOrigin-RevId: 330666026
diff --git a/CMakeLists.txt b/CMakeLists.txt
index ba6e355..0235c0f 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1897,6 +1897,14 @@
   src/qs8-igemm/gen/1x8c8-minmax-avx2.c
   src/qs8-igemm/gen/2x8c8-minmax-avx2.c
   src/qs8-igemm/gen/3x8c8-minmax-avx2.c
+  src/qs8-vadd/gen/minmax-avx2-mul32-ld64-x8.c
+  src/qs8-vadd/gen/minmax-avx2-mul32-ld64-x16.c
+  src/qs8-vadd/gen/minmax-avx2-mul32-ld64-x24.c
+  src/qs8-vadd/gen/minmax-avx2-mul32-ld64-x32.c
+  src/qs8-vaddc/gen/minmax-avx2-mul32-ld64-x8.c
+  src/qs8-vaddc/gen/minmax-avx2-mul32-ld64-x16.c
+  src/qs8-vaddc/gen/minmax-avx2-mul32-ld64-x24.c
+  src/qs8-vaddc/gen/minmax-avx2-mul32-ld64-x32.c
   src/math/exp-avx2-p5.c
   src/math/exp-avx2-perm-p3.c
   src/math/exp-avx2-perm-p4.c