Include "error.h" for MBEDTLS_ERROR_ADD

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/tf-psa-crypto/tests/suites/test_suite_dhm.function b/tf-psa-crypto/tests/suites/test_suite_dhm.function
index bb64ef3..6c6f15b 100644
--- a/tf-psa-crypto/tests/suites/test_suite_dhm.function
+++ b/tf-psa-crypto/tests/suites/test_suite_dhm.function
@@ -1,5 +1,6 @@
 /* BEGIN_HEADER */
 #include "mbedtls/dhm.h"
+#include "mbedtls/error.h"
 
 static int check_get_value(const mbedtls_dhm_context *ctx,
                            mbedtls_dhm_parameter param,
diff --git a/tf-psa-crypto/tests/suites/test_suite_pkcs5.function b/tf-psa-crypto/tests/suites/test_suite_pkcs5.function
index afe9f38..f6be142 100644
--- a/tf-psa-crypto/tests/suites/test_suite_pkcs5.function
+++ b/tf-psa-crypto/tests/suites/test_suite_pkcs5.function
@@ -1,4 +1,5 @@
 /* BEGIN_HEADER */
+#include "mbedtls/error.h"
 #include "mbedtls/pkcs5.h"
 #include "mbedtls/cipher.h"
 /* END_HEADER */
diff --git a/tf-psa-crypto/tests/suites/test_suite_pkparse.function b/tf-psa-crypto/tests/suites/test_suite_pkparse.function
index 2aea1b8..1cd6e2b 100644
--- a/tf-psa-crypto/tests/suites/test_suite_pkparse.function
+++ b/tf-psa-crypto/tests/suites/test_suite_pkparse.function
@@ -1,4 +1,5 @@
 /* BEGIN_HEADER */
+#include "mbedtls/error.h"
 #include "mbedtls/pk.h"
 #include "mbedtls/pem.h"
 #include "mbedtls/oid.h"
diff --git a/tf-psa-crypto/tests/suites/test_suite_rsa.function b/tf-psa-crypto/tests/suites/test_suite_rsa.function
index 98ea9ef..b84848b 100644
--- a/tf-psa-crypto/tests/suites/test_suite_rsa.function
+++ b/tf-psa-crypto/tests/suites/test_suite_rsa.function
@@ -1,4 +1,5 @@
 /* BEGIN_HEADER */
+#include "mbedtls/error.h"
 #include "mbedtls/rsa.h"
 #include "bignum_core.h"
 #include "rsa_alt_helpers.h"