make use of variable instead of accessing value again

Author: devesh291

meta_configurator/src/components/panels/schema-diagram/SchemaEnumNode.vue

@@ -131,7 +131,7 @@ const isEnumTruncated = computed(() => {
       <hr />
 
       <div v-if="settings.schemaDiagram.showEnumValues" v-for="(value,index) in props.data!.values">
-        <p v-if="index < settings.schemaDiagram.maxEnumValuesToShow">
+        <p v-if="index < maxEnumValuesToShow">
           {{ value }}
         </p>
       </div>