trusty: keymint: provision boot_info to Keymint Rust in TEE

Provision boot_info from keymint HAL to the Keymint Rust TA
in TEE. This is a nonsecure workaround until
this can be done by the bootloader.

Bug: 395896949
Test: lunch qemu_trusty_arm64-trunk_staging-userdebug

Change-Id: Ie69e2fe028dc4cd848383fc2da540602a42a48ff