refac: align the admin Users tab counts with the workspace tab count behavior (#29080)

src/lib/components/admin/Users.svelte

@@ -25,6 +25,10 @@
 		scrollToTab(selectedTab);
 	}
 
+	$: if (loaded && selectedTab) {
+		loadCounts();
+	}
+
 	const scrollToTab = (tabId) => {
 		const tabElement = document.getElementById(tabId);
 		if (tabElement) {
@@ -58,7 +62,6 @@
 			await goto('/');
 		}
 
-		await loadCounts();
 		loaded = true;
 
 		const containerElement = document.getElementById('users-tabs-container');

src/lib/components/admin/Users/Groups.svelte

@@ -48,6 +48,10 @@
 			return (b.member_count ?? 0) - (a.member_count ?? 0) || a.name.localeCompare(b.name);
 		});
 
+	$: if (loaded) {
+		adminGroupCount.set(filteredGroups.length);
+	}
+
 	/** @type {any} */
 	let defaultPermissions = {};
 
@@ -56,7 +60,6 @@
 
 	const setGroups = async () => {
 		groups = await getGroups(localStorage.token);
-		adminGroupCount.set(groups.length);
 	};
 
 	/** @param {any} updatedGroup */