ASoC: fix semicolon.cocci warnings

sound/soc/soc-core.c:1961:2-3: Unneeded semicolon

 Remove unneeded semicolon.

Generated by: scripts/coccinelle/misc/semicolon.cocci

Fixes: 98faf436 ("ASoC: Drop invalid DMI fields when setting card long name from DMI info")
CC: Mengdong Lin <mengdong.lin@linux.intel.com>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/soc-core.c

@@ -1958,7 +1958,7 @@ static int is_dmi_valid(const char *field)
 		if (strstr(field, dmi_blacklist[i]))
 			return 0;
 		i++;
-	};
+	}
 
 	return 1;
 }