[MM-11306] Migrate 'UserAccessToken.Save' to Sync by default (#11309)

* Migrate 'UserAccessToken.Save' to Sync by default

* Remove else clause in UserAccessToken.Save()

store/storetest/mocks/UserAccessTokenStore.go

@@ -137,19 +137,28 @@ func (_m *UserAccessTokenStore) GetByUser(userId string, page int, perPage int)
 }
 
 // Save provides a mock function with given fields: token
-func (_m *UserAccessTokenStore) Save(token *model.UserAccessToken) store.StoreChannel {
+func (_m *UserAccessTokenStore) Save(token *model.UserAccessToken) (*model.UserAccessToken, *model.AppError) {
 	ret := _m.Called(token)
 
-	var r0 store.StoreChannel
-	if rf, ok := ret.Get(0).(func(*model.UserAccessToken) store.StoreChannel); ok {
+	var r0 *model.UserAccessToken
+	if rf, ok := ret.Get(0).(func(*model.UserAccessToken) *model.UserAccessToken); ok {
 		r0 = rf(token)
 	} else {
 		if ret.Get(0) != nil {
-			r0 = ret.Get(0).(store.StoreChannel)
+			r0 = ret.Get(0).(*model.UserAccessToken)
 		}
 	}
 
-	return r0
+	var r1 *model.AppError
+	if rf, ok := ret.Get(1).(func(*model.UserAccessToken) *model.AppError); ok {
+		r1 = rf(token)
+	} else {
+		if ret.Get(1) != nil {
+			r1 = ret.Get(1).(*model.AppError)
+		}
+	}
+
+	return r0, r1
 }
 
 // Search provides a mock function with given fields: term