tty: hvc: Remove second semicolon

There is a statement with two semicolons. Remove the second one, it
is redundant.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Link: https://lore.kernel.org/r/20240315091734.2430416-1-colin.i.king@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>