It's a little easier to use this for Swedish than to compose the ä and
ö in the Norwegian layout.
Additionally - to avoid problems when switching to keyboards that have
no hardware remapping - re-applies the caps:super flip on every layout
switch.
Change-Id: I1b2c55761514745291d0eeb1502fa503f84f8aa1
Reviewed-on: https://cl.tvl.fyi/c/depot/+/2001
Reviewed-by: tazjin <mail@tazj.in>
Tested-by: BuildkiteCI