Fixed extra dir.

cmake/nuttx/px4_impl_nuttx.cmake

@@ -353,7 +353,7 @@ function(px4_nuttx_add_romfs)
 	add_custom_command(OUTPUT romfs.o
 		COMMAND cmake -E remove_directory ${romfs_temp_dir}
 		COMMAND cmake -E copy_directory ${romfs_src_dir} ${romfs_temp_dir}
-		COMMAND cmake -E copy_directory ${extras_dir} ${romfs_temp_dir}
+		COMMAND cmake -E copy_directory ${extras_dir} ${romfs_temp_dir}/extras
 		COMMAND ${PYTHON_EXECUTABLE} ${romfs_autostart}
 			-a ${romfs_temp_dir}/init.d
 			-s ${romfs_temp_dir}/init.d/rc.autostart
@@ -361,7 +361,7 @@ function(px4_nuttx_add_romfs)
 			--folder ${romfs_temp_dir}
 		COMMAND ${GENROMFS} -f ${CMAKE_CURRENT_BINARY_DIR}/romfs.bin
 			-d ${romfs_temp_dir} -V "NSHInitVol"
-		COMMAND cmake -E remove_directory ${romfs_temp_dir}
+		#COMMAND cmake -E remove_directory ${romfs_temp_dir}
 		COMMAND ${PYTHON_EXECUTABLE} ${bin_to_obj}
 			--ld ${LD} --c_flags ${CMAKE_C_FLAGS}
 			--c_compiler ${CMAKE_C_COMPILER}