Move test lib/devicetree/api_ext to use new ztest API. Signed-off-by: li biao <biao1x.li@intel.com>
Add a new application for testing non-core devicetree functionality. Add tests for the default and fallback case of `LINKER_DT_NODE_REGION_NAME`. Signed-off-by: Jordan Yates <jordan.yates@data61.csiro.au>