fixed ManageCategory missing css-classes (again)

Wave/Components/Pages/ManageCategories.razor

@@ -43,6 +43,15 @@
 	</button>
 </div>
 
+<!-- 
+bg-primary text-primary-content
+bg-secondary text-secondary-content
+bg-accent text-accent-content
+bg-info text-info-content
+bg-warning text-warning-content
+bg-error text-error-content
+-->
+
 <ul class="flex flex-col gap-2 max-w-xs">
 	@foreach (var category in Categories) {
 		string postfix = CategoryUtilities.GetCssClassPostfixForColor(category.Color);