chore: fix specs for getFormData and convertToCsv

src/utils/spec/getFormData.spec.ts

@@ -10,8 +10,8 @@ describe('getFormData', () => {
   })
 
   it('should return FormData if environment is not Node', () => {
-    const formDataMock = () => {}
-    ;(global as any).FormData = formDataMock
+    // Ensure FormData is globally available
+    ;(global as any).FormData = class FormData {}
 
     jest.spyOn(isNodeModule, 'isNode').mockImplementation(() => false)