tests: CMake: Skip PSA Attestation test if unsupported

The PSA Attestation test suite requires full RTOS and PSA support.

Author: LDong-Arm

platform/FEATURE_EXPERIMENTAL_API/FEATURE_PSA/TARGET_MBED_PSA_SRV/TESTS/attestation/test/CMakeLists.txt

@@ -10,9 +10,17 @@ include(${MBED_PATH}/tools/cmake/mbed_greentea.cmake)
 
 project(${TEST_TARGET})
 
+if(MBED_TEST_BAREMETAL)
+    set(TEST_SKIPPED "RTOS required")
+elseif(NOT ("PSA" IN_LIST MBED_TARGET_LABELS AND "EXPERIMENTAL_API" IN_LIST MBED_TARGET_LABELS))
+    set(TEST_SKIPPED "Experiemental API and PSA required")
+endif()
+
 mbed_greentea_add_test(
     TEST_NAME 
         ${TEST_TARGET}
     TEST_SOURCES
         main.cpp
+    TEST_SKIPPED
+        ${TEST_SKIPPED}
 )