raspi4b: Reduce RAM to 1Gb on 32-bit hosts

Change the board revision number and RAM size to 1Gb on 32-bit hosts.
On these systems, RAM has a 2047 MB limit and this breaks the tests.

Fixes: 7785e8ea2204 ("hw/arm: Introduce Raspberry PI 4 machine")
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Message-id: 20240329150155.357043-1-clg@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
1 file changed