reset: Rename free() to rfree()

This function name conflicts with our desire to #define free() to
something else on sandbox. Since it deals with resources, rename it to
rfree().

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/reset/reset-hsdk.c b/drivers/reset/reset-hsdk.c
index 213d6c8..f9a432a 100644
--- a/drivers/reset/reset-hsdk.c
+++ b/drivers/reset/reset-hsdk.c
@@ -81,7 +81,7 @@
 
 static const struct reset_ops hsdk_reset_ops = {
 	.request	= hsdk_reset_noop,
-	.free		= hsdk_reset_noop,
+	.rfree		= hsdk_reset_noop,
 	.rst_assert	= hsdk_reset_noop,
 	.rst_deassert	= hsdk_reset_reset,
 };