Add Bokmål and Nynorsk templates

This reflects [[Special:Diff/1555541494/1772807495]] [1] and
[[Special:Diff/1627689614/1772807527]] [2] by [[User:Jon Harald Søby]] [3].

[1]: https://www.wikidata.org/wiki/Special:Diff/1555541494/1772807495
[1]: https://www.wikidata.org/wiki/Special:Diff/1627689614/1772807527
[1]: https://www.wikidata.org/wiki/User:Jon_Harald_Søby