Switch to the new code style

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/tests/include/test/drivers/signature.h b/tests/include/test/drivers/signature.h
index 67f2b29..4c56a12 100644
--- a/tests/include/test/drivers/signature.h
+++ b/tests/include/test/drivers/signature.h
@@ -38,11 +38,11 @@
 
 #define MBEDTLS_TEST_DRIVER_SIGNATURE_INIT { NULL, 0, PSA_SUCCESS, 0 }
 static inline mbedtls_test_driver_signature_hooks_t
-    mbedtls_test_driver_signature_hooks_init( void )
+mbedtls_test_driver_signature_hooks_init(void)
 {
     const mbedtls_test_driver_signature_hooks_t
         v = MBEDTLS_TEST_DRIVER_SIGNATURE_INIT;
-    return( v );
+    return v;
 }
 
 extern mbedtls_test_driver_signature_hooks_t
@@ -59,7 +59,7 @@
     size_t input_length,
     uint8_t *signature,
     size_t signature_size,
-    size_t *signature_length );
+    size_t *signature_length);
 
 psa_status_t mbedtls_test_opaque_signature_sign_message(
     const psa_key_attributes_t *attributes,
@@ -70,7 +70,7 @@
     size_t input_length,
     uint8_t *signature,
     size_t signature_size,
-    size_t *signature_length );
+    size_t *signature_length);
 
 psa_status_t mbedtls_test_transparent_signature_verify_message(
     const psa_key_attributes_t *attributes,
@@ -80,7 +80,7 @@
     const uint8_t *input,
     size_t input_length,
     const uint8_t *signature,
-    size_t signature_length );
+    size_t signature_length);
 
 psa_status_t mbedtls_test_opaque_signature_verify_message(
     const psa_key_attributes_t *attributes,
@@ -90,35 +90,35 @@
     const uint8_t *input,
     size_t input_length,
     const uint8_t *signature,
-    size_t signature_length );
+    size_t signature_length);
 
 psa_status_t mbedtls_test_transparent_signature_sign_hash(
     const psa_key_attributes_t *attributes,
     const uint8_t *key, size_t key_length,
     psa_algorithm_t alg,
     const uint8_t *hash, size_t hash_length,
-    uint8_t *signature, size_t signature_size, size_t *signature_length );
+    uint8_t *signature, size_t signature_size, size_t *signature_length);
 
 psa_status_t mbedtls_test_opaque_signature_sign_hash(
     const psa_key_attributes_t *attributes,
     const uint8_t *key, size_t key_length,
     psa_algorithm_t alg,
     const uint8_t *hash, size_t hash_length,
-    uint8_t *signature, size_t signature_size, size_t *signature_length );
+    uint8_t *signature, size_t signature_size, size_t *signature_length);
 
 psa_status_t mbedtls_test_transparent_signature_verify_hash(
     const psa_key_attributes_t *attributes,
     const uint8_t *key, size_t key_length,
     psa_algorithm_t alg,
     const uint8_t *hash, size_t hash_length,
-    const uint8_t *signature, size_t signature_length );
+    const uint8_t *signature, size_t signature_length);
 
 psa_status_t mbedtls_test_opaque_signature_verify_hash(
     const psa_key_attributes_t *attributes,
     const uint8_t *key, size_t key_length,
     psa_algorithm_t alg,
     const uint8_t *hash, size_t hash_length,
-    const uint8_t *signature, size_t signature_length );
+    const uint8_t *signature, size_t signature_length);
 
 #endif /* PSA_CRYPTO_DRIVER_TEST */
 #endif /* PSA_CRYPTO_TEST_DRIVERS_SIGNATURE_H */