Correct code style

Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
diff --git a/tf-psa-crypto/drivers/builtin/src/md5.c b/tf-psa-crypto/drivers/builtin/src/md5.c
index 519be43..fd9a8e9 100644
--- a/tf-psa-crypto/drivers/builtin/src/md5.c
+++ b/tf-psa-crypto/drivers/builtin/src/md5.c
@@ -59,7 +59,7 @@
 }
 
 static int mbedtls_internal_md5_process(mbedtls_md5_context *ctx,
-                                 const unsigned char data[64])
+                                        const unsigned char data[64])
 {
     struct {
         uint32_t X[16], A, B, C, D;