Use nfp mode setting in sympto adapter

lib/sympto-adapter.js

@@ -1,6 +1,7 @@
 import getFertilityStatus from './sympto'
 import cycleModule from './cycle'
 import { fertilityStatus } from '../i18n/en/labels'
+import { useCervixObservable } from '../local-storage'
 
 export function getFertilityStatusForDay(dateString) {
   const status = getCycleStatusForDay(dateString)
@@ -48,6 +49,8 @@ export function getCycleStatusForDay(dateString, opts = {}) {
     }
   }
 
+  cycleInfo.secondarySymptom = useCervixObservable.value ? 'cervix' : 'mucus'
+
   return getFertilityStatus(cycleInfo)
 }