refactor(stm32mp1-fdts): remove nvmem_layout node

Remove the nvmem_layout node with compatible "st,stm32-nvmem-layout"
no more used in TF-A code to simplify the device tree.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Change-Id: I3748b20b7d3c60ee64ead15541fac1fd12656600
5 files changed