Merge branch 'hotfix/groups-price-fix' into develop

public/typo3conf/ext/ep_theme/Resources/Private/Assets/js/components/GroupsPriceCalculator.vue

@@ -383,7 +383,7 @@ export default {
             if (this.selectedBoard) {
                 return 0;
             }
-            return this.nightsCount * this.selectedPax * 1.7;
+            return this.nightsCount * this.totalPax * 1.7;
         },
         priceTotal() {
             return this.pricePax.base + this.pricePax.additional + this.priceOptions