Add psa ipc attestation to se proxy

Implement attestation client API as psa ipc.

Signed-off-by: Satish Kumar <satish.kumar01@arm.com>
Signed-off-by: Rui Miguel Silva <rui.silva@linaro.org>
Change-Id: I07f4d0cbc650772c0fd5d972e77699be22af578d
diff --git a/components/service/attestation/client/psa_ipc/component.cmake b/components/service/attestation/client/psa_ipc/component.cmake
new file mode 100644
index 0000000..ec581de
--- /dev/null
+++ b/components/service/attestation/client/psa_ipc/component.cmake
@@ -0,0 +1,13 @@
+#-------------------------------------------------------------------------------
+# Copyright (c) 2021-2023, Arm Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+#-------------------------------------------------------------------------------
+if (NOT DEFINED TGT)
+	message(FATAL_ERROR "mandatory parameter TGT is not defined.")
+endif()
+
+target_sources(${TGT} PRIVATE
+	"${CMAKE_CURRENT_LIST_DIR}/iat_ipc_client.c"
+	)