feat: Add dropdown component (#10358)

This PR adds dropdown primitives to help compose custom dropdowns across the app. The following the sample usage

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Co-authored-by: Pranav <pranav@chatwoot.com>

app/javascript/dashboard/components/layout/sidebarComponents/SecondaryNavItem.vue

@@ -242,7 +242,7 @@ export default {
       </span>
     </router-link>
 
-    <ul v-if="hasSubMenu" class="mb-0 ml-0 list-none">
+    <ul v-if="hasSubMenu" class="reset-base list-none">
       <SecondaryChildNavItem
         v-for="child in menuItem.children"
         :key="child.id"