chore(2.6): update FVP version for v2.6 release

Updates common FVP model version from 11.15/14 to 11.16/16
Updates Morello FVP model version from 0.10/542 to 0.11/19
Updates total compute model version to 11.16/16

Signed-off-by: Maksims Svecovs <maksims.svecovs@arm.com>
Change-Id: I8f8d4a622fb01f0b1dbf43c5140803a2b87be037
diff --git a/model/morello.sh b/model/morello.sh
index cc78c9c..92e05a6 100644
--- a/model/morello.sh
+++ b/model/morello.sh
@@ -5,6 +5,7 @@
 # SPDX-License-Identifier: BSD-3-Clause
 #
 
+# model_version, model_build set in post_fetch_tf_resource
 set_model_path "$warehouse/SysGen/SubSystemModels/$model_version/$model_build/models/$model_flavour/FVP_Morello"
 
 cat <<EOF >"$model_param_file"