some cleaning and empty wine list check

src/components/AllRequestedWines.vue

@@ -4,6 +4,7 @@
       Alle foreslåtte viner
     </h1>
     <section class="requested-wines-container">
+      <p v-if="this.wines.length <= 0">Ingen har foreslått noe enda!</p>
       <RequestedWineCard v-for="requestedEl in wines" :key="requestedEl.id" :requestedElement="requestedEl" @deletedOne="refreshData" />
     </section>
   </main>
@@ -35,6 +36,9 @@ export default {
 </script>
 
 <style lang="scss" scoped>
+h1{
+  text-align: center;
+}
 
 .requested-wines-container{
   display: flex;