ASoC: rsnd: fix semicolon.cocci warnings

sound/soc/sh/rcar/adg.c:462:54-55: Unneeded semicolon

 Remove unneeded semicolon.

Generated by: scripts/coccinelle/misc/semicolon.cocci
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sh/rcar/adg.c

@@ -459,7 +459,7 @@ static void rsnd_adg_get_clkout(struct rsnd_priv *priv,
 	 * ADG supports BRRA/BRRB output only
 	 * this means all clkout0/1/2/3 will be same rate
 	 */
-	prop = of_find_property(np, "clock-frequency", NULL);;
+	prop = of_find_property(np, "clock-frequency", NULL);
 	req_size = prop->length / sizeof(u32);
 
 	of_property_read_u32_array(np, "clock-frequency", req_rate, req_size);