clk: cdce706: Add missing of_clk_del_provider call in cdce706_remove

Remove a previously registered clock provider when unload the module.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

drivers/clk/clk-cdce706.c

@@ -666,6 +666,7 @@ static int cdce706_probe(struct i2c_client *client,
 
 static int cdce706_remove(struct i2c_client *client)
 {
+	of_clk_del_provider(client->dev.of_node);
 	return 0;
 }