Remove unnecessary dependencies from psa_crypto_helpers.h

Signed-off-by: Ryan Everett <ryan.everett@arm.com>
diff --git a/tests/include/test/psa_crypto_helpers.h b/tests/include/test/psa_crypto_helpers.h
index 5648738..e60c966 100644
--- a/tests/include/test/psa_crypto_helpers.h
+++ b/tests/include/test/psa_crypto_helpers.h
@@ -17,16 +17,10 @@
 
 #include <psa/crypto.h>
 
-#include "test/psa_test_wrappers.h"
-
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
 #include "mbedtls/psa_util.h"
 #endif
 
-#if defined(MBEDTLS_TEST_HOOKS) && defined(MBEDTLS_PSA_CRYPTO_C) \
-    && defined(MBEDTLS_PSA_COPY_CALLER_BUFFERS)
-#include "test/psa_memory_poisoning_wrappers.h"
-#endif
 
 #if defined(MBEDTLS_PSA_CRYPTO_STORAGE_C)