Updated demo pages

src/layout/AppFooter.vue

@@ -1,19 +1,8 @@
-<script setup>
-import { useLayout } from '@/layout/composables/layout';
-import { computed } from 'vue';
-
-const { isDarkTheme } = useLayout();
-
-const logoUrl = computed(() => {
-    return `/layout/images/${isDarkTheme ? 'logo-white' : 'logo-dark'}.svg`;
-});
-</script>
+<script setup></script>
 
 <template>
     <div class="layout-footer">
-        <img :src="logoUrl" alt="Logo" height="20" class="mr-2" />
-        by
-        <span class="font-medium ml-2">PrimeVue</span>
+        SAKAI by
+        <span class="font-medium">PrimeVue</span>
     </div>
 </template>
-<style lang="scss" scoped></style>