ci(sme): add build and run configs for SME2

This patch adds the following:
1. TF-A build config with SME2 support.
2. Run configuration to generate model parameters for FEAT_SME2.
3. CI test configuration to verify SME2 support.

Signed-off-by: Jayanth Dodderi Chidanand <jayanthdodderi.chidanand@arm.com>
Change-Id: Ibd80e7ee0e8657048c052cc93cc5bb7376c55f47
diff --git a/model/base-aemva-common.sh b/model/base-aemva-common.sh
index 7812f01..5923f24 100644
--- a/model/base-aemva-common.sh
+++ b/model/base-aemva-common.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright (c) 2019-2022, Arm Limited. All rights reserved.
+# Copyright (c) 2019-2023, Arm Limited. All rights reserved.
 #
 # SPDX-License-Identifier: BSD-3-Clause
 #
@@ -54,6 +54,8 @@
 
 reset_var has_sme
 
+reset_var has_sme2
+
 reset_var bmcov_plugin
 
 reset_var retain_flash
@@ -113,6 +115,7 @@
 ${sve_plugin+-C SVE.ScalableVectorExtension.enable_at_reset=0}
 ${sve_plugin+-C SVE.ScalableVectorExtension.veclen=$((128 / 8))}
 ${has_sme+-C SVE.ScalableVectorExtension.has_sme=1}
+${has_sme2+-C SVE.ScalableVectorExtension.has_sme2=1}
 
 ${bmcov_plugin+--plugin=$bmcov_plugin_path}