memory node are required for bootloader operation on TI K3 J784S4 EVM
and AM69-SK boards for finding the memory size during early boot stage.

So, align Linux device tree by adding phase tag marking 'bootph-all',
which is to enable for all bootloader stages.
Signed-off-by: Apurva Nandan <a-nandan@ti.com>
Link: https://lore.kernel.org/r/20240119171619.3759205-1-a-nandan@ti.comSigned-off-by: Vignesh Raghavendra <vigneshr@ti.com>