DPE: Create intermediate certificate for the layer

Signed-off-by: Maulik Patel <maulik.patel@arm.com>
Change-Id: Ib7df067daa3674f42bbff3b0296b7df192936caa
diff --git a/partitions/dice_protection_environment/CMakeLists.txt b/partitions/dice_protection_environment/CMakeLists.txt
index 6f2fb34..a4490d5 100644
--- a/partitions/dice_protection_environment/CMakeLists.txt
+++ b/partitions/dice_protection_environment/CMakeLists.txt
@@ -19,6 +19,7 @@
 
 target_sources(tfm_app_rot_partition_dpe
     PRIVATE
+        dpe_certificate.c
         dpe_cmd_decode.c
         dpe_context_mngr.c
         dpe_crypto_interface.c
@@ -56,6 +57,7 @@
     PRIVATE
         tfm_sprt
         qcbor
+        tfm_t_cose_s
 )
 
 ############################ Secure API ########################################