doc: devicetree: Lets avoid short reference link names

Short reference link names like "dtspec", "dtrepo", "dttweaks" etc.
interrupt the flow of the document text. Lets avoid them and instead
expand in place for better readability.

Suggested-by: Paul Barker <paul.barker.ct@bp.renesas.com>
Signed-off-by: Sumit Garg <sumit.garg@linaro.org>
Reviewed-by: Paul Barker <paul.barker.ct@bp.renesas.com>
1 file changed