[fix](load) check segment file size when finalize

[kaijchen]

Proposed changes

Return corruption if segment file size is 0 when finalize segment.

Further comments

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...

[kaijchen]

run buildall

[github-actions]

clang-tidy review says "All clean, LGTM! 👍"

[doris-robot]

TeamCity be ut coverage result:
Function Coverage: 36.92% (7917/21443)
Line Coverage: 28.95% (63609/219697)
Region Coverage: 27.86% (32992/118403)
Branch Coverage: 24.45% (16942/69302)
Coverage Report: http://coverage.selectdb-in.cc/coverage/1daf5c638fe52cc2d4c8eefa2307fe5b39d6abfc_1daf5c638fe52cc2d4c8eefa2307fe5b39d6abfc/report/index.html

[doris-robot]

(From new machine)TeamCity pipeline, clickbench performance test result:
the sum of best hot time: 48.27 seconds
stream load tsv: 606 seconds loaded 74807831229 Bytes, about 117 MB/s
stream load json: 21 seconds loaded 2358488459 Bytes, about 107 MB/s
stream load orc: 64 seconds loaded 1101869774 Bytes, about 16 MB/s
stream load parquet: 32 seconds loaded 861443392 Bytes, about 25 MB/s
insert into select: 29.1 seconds inserted 10000000 Rows, about 343K ops/s
storage size: 17162177698 Bytes

[dataroaring]

LGTM

[github-actions]

PR approved by at least one committer and no changes requested.

[github-actions]

PR approved by anyone and no changes requested.

[Hastyshell]

LGTM