test(web): add test for titleSuffix template resolution

Author: sujalgoel

src/utils/configuration/__tests__/templates.test.mjs

@@ -23,4 +23,11 @@ describe('populate', () => {
     const result = populate('{missing}', {});
     assert.strictEqual(result, '{missing}');
   });
+
+  it('should resolve the web generator titleSuffix template', () => {
+    const result = populate('Node.js {version} Documentation', {
+      version: '22.0.0',
+    });
+    assert.strictEqual(result, 'Node.js 22.0.0 Documentation');
+  });
 });