Add support for packaging modules.load.recovery into vendor_kernel_boot

Add support for creating a modules.load.recovery file in the
vendor_kernel_boot image when
BOARD_VENDOR_KERNEL_RAMDISK_RECOVERY_KERNEL_MODULES_LOAD is specified.

Bug: 266752750
Change-Id: I430b785c13dca84949da5032e05025385168df07
Signed-off-by: Isaac J. Manjarres <isaacmanjarres@google.com>