Integrate SME2 kernels

* Add SME/SME2 detection.
* Integrate SME2 implementation for:
  - Normal convolution
  - Winograd
  - Depthwise convolution
  - Pooling

Resolves: COMPMID-5700
Signed-off-by: Viet-Hoa Do <viet-hoa.do@arm.com>
Change-Id: I2f1ca1d05f8cfeee9309ed1c0a36096a4a6aad5c
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/8692
Reviewed-by: Gunes Bayir <gunes.bayir@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/src/common/cpuinfo/CpuInfo.h b/src/common/cpuinfo/CpuInfo.h
index 135ff96..953e488 100644
--- a/src/common/cpuinfo/CpuInfo.h
+++ b/src/common/cpuinfo/CpuInfo.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Arm Limited.
+ * Copyright (c) 2021-2022 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -71,6 +71,14 @@
     {
         return _isa.sve2;
     }
+    bool has_sme() const
+    {
+        return _isa.sme;
+    }
+    bool has_sme2() const
+    {
+        return _isa.sme2;
+    }
     bool has_fp16() const
     {
         return _isa.fp16;