drivers: Get rid of unnecessary blank lines {before,after} brace

Change-Id: Ic1b38e93d919c1286a8d130700a4a2bfd6b55258
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61557
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Singer <felixsinger@posteo.net>

src/drivers/spi/tpm/tis.c

@@ -40,7 +40,6 @@ int tis_open(void)
 int tis_close(void)
 {
 	if (tpm_is_open) {
-
 		/*
 		 * Do we need to do something here, like waiting for a
 		 * transaction to stop?