fix: reset backup status before update source check

1. Added pre-hook to reset ABStatus before update source check
2. Specifically sets status to AllCheckUpdate, NotBackup, NoABError
3. Fixes issue where failed backup state would incorrectly persist
during subsequent update checks
4. Ensures clean state for new update operations

fix: 在更新源检查前重置备份状态

1. 添加前置钩子在更新源检查前重置 ABStatus
2. 明确将状态设置为 AllCheckUpdate, NotBackup, NoABError
3. 修复了备份失败状态会在后续更新检查中错误保留的问题
4. 确保新更新操作处于干净状态

pms: Bug-323831

Author: xionglinlin

src/lastore-daemon/manager_update.go

@@ -123,6 +123,11 @@ func (m *Manager) updateSource(sender dbus.Sender) (*Job, error) {
 			handleUpdateSourceFailed(j)
 		}
 		job.setPreHooks(map[string]func() error{
+			string(system.RunningStatus): func() error {
+				// 检查更新需要重置备份状态,主要是处理备份失败后再检查更新,会直接显示失败的场景
+				m.statusManager.SetABStatus(system.AllCheckUpdate, system.NotBackup, system.NoABError)
+				return nil
+			},
 			string(system.SucceedStatus): func() error {
 				m.refreshUpdateInfos(true)
 				m.PropsMu.Lock()