refactor(user): remove multipart/form-data headers from createUser and updateUser functions

src/api/user.js

@@ -16,17 +16,13 @@ export const getUserById = async (id) => {
 };
 
 export const createUser = async (formData) => {
-  const { data } = await api.post("/user", formData, {
-    headers: { "Content-Type": "multipart/form-data" },
-  });
+  const { data } = await api.post("/user", formData);
   return data.payload;
 };
 
 export const updateUser = async (payload, id) => {
   if (payload instanceof FormData) {
-    const { data } = await api.post(`/user/${id}`, payload, {
-      headers: { "Content-Type": "multipart/form-data" },
-    });
+    const { data } = await api.post(`/user/${id}`, payload);
     return data.payload;
   }
   const { data } = await api.put(`/user/${id}`, payload);