hw/i386/x86: Don't leak "isa-bios" memory regions

Fix the leaking in x86_bios_rom_init() and pc_isa_bios_init() by adding an
"isa_bios" attribute to X86MachineState.

Suggested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20240508175507.22270-4-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
3 files changed