add missing translation

src/components/Header.vue

@@ -180,7 +180,7 @@ export default {
               if (genera.size == 3) {
                 genus_description += self.$t('tags.Masc') + ', ' + self.$t('tags.Fem') + self.$t('or') + self.$t('tags.Neuter')
               } else {
-                genus_description += Array.from(genera).map(code => self.$t('tags.'+code)).sort().join(' eller ')
+                genus_description += Array.from(genera).map(code => self.$t('tags.'+code)).sort().join(self.$t('or'))
               }            
               if (genus_map[genus_description]) {
                 genus_map[genus_description].push(lemma)