fdt_support: cosmetic: remove fdt_fixup_nor_flash_size prototype

Remove prototype for the removed function fdt_fixup_nor_flash_size.
This patch has no impact as the function is never used.

Fixes: 98f705c9cefd ("powerpc: remove 4xx support")
Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
1 file changed