[nrf noup] zephyr: ED25519 KMU has now separate unit for compilation

Modify CMake files to take the unit when KMU is desired.

Signed-off-by: Dominik Ermel <[email protected]>

Author: de-nordic

boot/zephyr/CMakeLists.txt

@@ -305,11 +305,15 @@ elseif(CONFIG_BOOT_SIGNATURE_TYPE_ED25519 OR CONFIG_BOOT_ENCRYPT_X25519)
     zephyr_library_sources(
       ${FIAT_DIR}/src/curve25519.c
     )
-  else()
+  elseif(NOT CONFIG_BOOT_SIGNATURE_USING_KMU)
     zephyr_library_sources(
       ${MBEDTLS_ASN1_DIR}/src/asn1parse.c
       ${BOOT_DIR}/bootutil/src/ed25519_psa.c
     )
+  else()
+    zephyr_library_sources(
+      ${BOOT_DIR}/bootutil/src/ed25519_psa_kmu.c
+    )
   endif()
 endif()