[improvement](checkpoint) checkpoint thread update tablet invert index #25098
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Proposed changes
Checkpoint thread doesn't update tablet invert index, then in checkpoint thread TabletInvertedIndex.getTablet/getReplica will return null. It may cause some problems. Fix this, let checkpoint thread also update tablet invert index.
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If this is a relatively large or complex change, kick off the discussion at dev@doris.apache.org by explaining why you chose the solution you did and what alternatives you considered, etc...