fix(tc2): add missing python dependencies

Change-Id: I16375a3522d4fe1efec52d469cd64a2d0a45d006
diff --git a/run_config/fvp-linux.tc b/run_config/fvp-linux.tc
index 429837d..472e441 100644
--- a/run_config/fvp-linux.tc
+++ b/run_config/fvp-linux.tc
@@ -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
 #
@@ -42,7 +42,7 @@
 	saveas="$tmpdir" url="$tc_prebuilts/tc$plat_variant/wrapper_scripts" fetch_directory
 
 	echo "Installing dependencies..."
-	pip3 install cryptography cbor2 intelhex
+	pip3 install cryptography cbor2 intelhex pyyaml
 
 	pushd $tmpdir/mcuboot/scripts
 	python3 $tmpdir/wrapper_scripts/wrapper/wrapper.py \