taxonomy: Add Swedish steaming and rolling (#10688)

### What

Processing by steaming and/or rolling wasn’t recognised in ingredients
lists in Swedish. They should be after this PR.

### Related issue(s) and discussion

-
https://se.openfoodfacts.org/product/7340083480638/fiberhavregryn-garant#health

taxonomies/ingredients_processing.txt

@@ -363,6 +363,7 @@ de: gerollt, gerollte, gerollter, gerolltes
 es: arrollada, arrollado
 nl: geplet, geplette
 pt: enrolado, enrolada, enrolados, enroladas
+sv: valsade
 
 # en:description:Produced by grating; grate: to shred (things, usually foodstuffs), by rubbing across a grater.
 en: grated
@@ -1741,6 +1742,7 @@ wikidata:en: Q101017
 #<en:cooked
 en: steamed
 pl: parowany, parowana, parowane
+sv: ångpreparerat, ångpreparerade
 
 #<en:cooked
 de: gegart, gegarte, gegarter, gegartes, vorgegarte