QS8 IGEMM for Cortex A55

PiperOrigin-RevId: 361618257
diff --git a/BUILD.bazel b/BUILD.bazel
index dd0b68f..d35b38f 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -3567,6 +3567,7 @@
     "src/qs8-gemm/4x16c4-aarch64-neondot-cortex-a55.S",
     "src/qs8-gemm/4x16c4-aarch64-neondot-ld64.S",
     "src/qs8-gemm/4x16c4-aarch64-neondot-ld32.S",
+    "src/qs8-igemm/4x16c4-aarch64-neondot-cortex-a55.S",
 ]
 
 INTERNAL_MICROKERNEL_HDRS = [