Rename the _ret() functions

Signed-off-by: TRodziewicz <tomasz.rodziewicz@mobica.com>
diff --git a/include/mbedtls/md5.h b/include/mbedtls/md5.h
index 71a41dc..3691609 100644
--- a/include/mbedtls/md5.h
+++ b/include/mbedtls/md5.h
@@ -113,7 +113,7 @@
  *                 stronger message digests instead.
  *
  */
-int mbedtls_md5_starts_ret( mbedtls_md5_context *ctx );
+int mbedtls_md5_starts( mbedtls_md5_context *ctx );
 
 /**
  * \brief          MD5 process buffer
@@ -129,9 +129,9 @@
  *                 stronger message digests instead.
  *
  */
-int mbedtls_md5_update_ret( mbedtls_md5_context *ctx,
-                            const unsigned char *input,
-                            size_t ilen );
+int mbedtls_md5_update( mbedtls_md5_context *ctx,
+                        const unsigned char *input,
+                        size_t ilen );
 
 /**
  * \brief          MD5 final digest
@@ -146,8 +146,8 @@
  *                 stronger message digests instead.
  *
  */
-int mbedtls_md5_finish_ret( mbedtls_md5_context *ctx,
-                            unsigned char output[16] );
+int mbedtls_md5_finish( mbedtls_md5_context *ctx,
+                        unsigned char output[16] );
 
 /**
  * \brief          MD5 process data block (internal use only)
@@ -179,9 +179,9 @@
  *                 stronger message digests instead.
  *
  */
-int mbedtls_md5_ret( const unsigned char *input,
-                     size_t ilen,
-                     unsigned char output[16] );
+int mbedtls_md5( const unsigned char *input,
+                 size_t ilen,
+                 unsigned char output[16] );
 
 #if defined(MBEDTLS_SELF_TEST)