feat(fvp): increase BL1 RW area for PSA_CRYPTO implementation

When using PSA Crypto API, few algorithms like ECDSA require a
larger BL1 RW area. Hence added an additional BL1 RW page when
PSA_CRYPTO is selected.

Change-Id: Id6994667641a0b1e36b6a356d7c39a125d62ac01
Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>
1 file changed