New icon: ffw & rwd 5sec

New icon request

If you are submitting several, just duplicate lines where applicable

What is the name of the icon?

Make sure the icon fits the naming convention of nrk-category-name-variant--state.

Do you have an svg icon file?

Please upload this file as an attachment or link/name the upstream branch containing it.

Is the icon file ready to be added to the library?

[ ] It has fill-rule of fill="currentColor"
[ ] It has no fill-rules with explicit color values like fill="#f0f0f0"
[ ] It has been trimmed using a minifier like SVGOMG. (Lowest precision without visual degradation)
[ ] It has viewbox of viewBox="0 0 24 24" (except logos)
[ ] It has no explicit width/height

Additional context

Add any other context or screenshots here. nrk-media-rwd-5sec nrk-media-ffw-5sec nrk-media-rwd-5sec-expressive nrk-media-ffw-5sec-expressive