expression: refine date_add/sub return type and precision (#35009)#35448

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ti-srebot wants to merge 1 commit intopingcap:release-5.4from ti-srebot:release-5.4-4ae78cdead54

+12,660-3,969

Commits on Jun 16, 2022

cherry pick pingcap#35009 to release-5.4

zanmato1984
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ti-srebot
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