[Pick 2.0](inverted index) add lowercase option for inverted index analyzer (#28704)

[airborne12]

Proposed changes

Issue Number: close #xxx

Further comments

If this is a relatively large or complex change, kick off the discussion at [email protected] by explaining why you chose the solution you did and what alternatives you considered, etc...

[github-actions]

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

[airborne12]

run buildall

[doris-robot]

(From new machine)TeamCity pipeline, clickbench performance test result:
the sum of best hot time: 51.57 seconds
stream load tsv: 576 seconds loaded 74807831229 Bytes, about 123 MB/s
stream load json: 20 seconds loaded 2358488459 Bytes, about 112 MB/s
stream load orc: 65 seconds loaded 1101869774 Bytes, about 16 MB/s
stream load parquet: 32 seconds loaded 861443392 Bytes, about 25 MB/s
insert into select: 30.1 seconds inserted 10000000 Rows, about 332K ops/s
storage size: 17162525610 Bytes

[doris-robot]

TeamCity be ut coverage result:
Function Coverage: 37.75% (7992/21171)
Line Coverage: 29.45% (64929/220436)
Region Coverage: 28.93% (33402/115477)
Branch Coverage: 24.80% (17139/69112)
Coverage Report: http://coverage.selectdb-in.cc/coverage/323a0eefd21892c8669ca88167f259e16007e5b9_323a0eefd21892c8669ca88167f259e16007e5b9/report/index.html

[qidaye]

LGTM

[github-actions]

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

[github-actions]

PR approved by anyone and no changes requested.

[xiaokang]

#28704