COMPID-3324: Clean GEMM kernels

Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Change-Id: I170de1671e061a78740caee31fb4a1b8642c1369
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/3505
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
diff --git a/SConstruct b/SConstruct
index 668e9a7..2832b90 100644
--- a/SConstruct
+++ b/SConstruct
@@ -206,7 +206,7 @@
         env.Append(CXXFLAGS = ['-march=armv8-a'])
 
     if 'v8.6-a' in env['arch']:
-        env.Append(CPPDEFINES = ['V8P6', 'V8P6_BF', 'ARM_COMPUTE_FORCE_BF16'])
+        env.Append(CPPDEFINES = ['MMLA_INT8', 'MMLA_FP32', 'V8P6', 'V8P6_BF', 'ARM_COMPUTE_FORCE_BF16'])
 
 elif 'x86' in env['arch']:
     if env['estate'] == '32':