Bump to @nextcloud/vue@6.0.0-beta.3

Signed-off-by: Julius Härtl <jus@bitgrid.net>

src/components/navigation/AppNavigationBoardCategory.vue

@@ -20,9 +20,8 @@
   -
   -->
 <template>
-	<AppNavigationItem v-if="boards.length > 0"
+	<NcAppNavigationItem v-if="boards.length > 0"
 		:title="text"
-		:icon="icon"
 		:to="to"
 		:exact="true"
 		:allow-collapse="collapsible"
@@ -31,17 +30,17 @@
 		<template #icon>
 			<slot name="icon" />
 		</template>
-	</AppNavigationItem>
+	</NcAppNavigationItem>
 </template>
 
 <script>
 import AppNavigationBoard from './AppNavigationBoard'
-import { AppNavigationItem } from '@nextcloud/vue'
+import { NcAppNavigationItem } from '@nextcloud/vue'
 
 export default {
 	name: 'AppNavigationBoardCategory',
 	components: {
-		AppNavigationItem,
+		NcAppNavigationItem,
 		AppNavigationBoard,
 	},
 	props: {
@@ -57,10 +56,6 @@ export default {
 			type: String,
 			required: true,
 		},
-		icon: {
-			type: String,
-			required: true,
-		},
 		boards: {
 			type: Array,
 			required: true,