[Bug](aggregate) fix bitmap_union return error result in query sql

[zhangstar333]

What problem does this PR solve?

Problem Summary:
cherry-pick from master #52033
and be-ut test have add in #52033

Release note

None

Check List (For Author)

• Test

  • Regression test
  • Unit Test
  • Manual test (add detailed scripts or steps below)
  • No need to test or manual test. Explain why:
    • This is a refactor/code format and no logic has been changed.
    • Previous test can cover this change.
    • No code files have been changed.
    • Other reason

• Behavior changed:

  • No.
  • Yes.

• Does this need documentation?

  • No.
  • Yes.

Check List (For Reviewer who merge this PR)

• Confirm the release note
• Confirm test cases
• Confirm document
• Add branch pick label

[hello-stephen]

Thank you for your contribution to Apache Doris.
Don't know what should be done next? See How to process your PR.

Please clearly describe your PR:

1. What problem was fixed (it's best to include specific error reporting information). How it was fixed.
2. Which behaviors were modified. What was the previous behavior, what is it now, why was it modified, and what possible impacts might there be.
3. What features were added. Why was this function added?
4. Which code was refactored and why was this part of the code refactored?
5. Which functions were optimized and what is the difference before and after the optimization?

[zhangstar333]

run buildall

[hello-stephen]

BE UT Coverage Report

Increment line coverage 0.00% (0/2) 🎉

Increment coverage report
Complete coverage report

Category	Coverage
Function Coverage	39.02% (10328/26468)
Line Coverage	30.02% (85795/285753)
Region Coverage	28.70% (44287/154298)
Branch Coverage	25.42% (22660/89138)

[hello-stephen]

BE Regression && UT Coverage Report

Increment line coverage 0.00% (0/2) 🎉

Increment coverage report
Complete coverage report

Category	Coverage
Function Coverage	47.22% (12311/26074)
Line Coverage	37.86% (107496/283930)
Region Coverage	34.91% (62697/179594)
Branch Coverage	30.12% (30350/100774)

[zhangstar333]

run buildall

[hello-stephen]

BE UT Coverage Report

Increment line coverage 0.00% (0/2) 🎉

Increment coverage report
Complete coverage report

Category	Coverage
Function Coverage	39.01% (10326/26468)
Line Coverage	30.03% (85800/285753)
Region Coverage	28.69% (44269/154298)
Branch Coverage	25.41% (22654/89138)

[hello-stephen]

BE Regression && UT Coverage Report

Increment line coverage 0.00% (0/2) 🎉

Increment coverage report
Complete coverage report

Category	Coverage
Function Coverage	47.35% (12346/26074)
Line Coverage	38.08% (108117/283930)
Region Coverage	35.06% (62960/179594)
Branch Coverage	30.27% (30501/100774)

[zhangstar333]

run buildall

[hello-stephen]

BE UT Coverage Report

Increment line coverage 0.00% (0/2) 🎉

Increment coverage report
Complete coverage report

Category	Coverage
Function Coverage	39.05% (10336/26469)
Line Coverage	30.03% (85828/285789)
Region Coverage	28.72% (44318/154324)
Branch Coverage	25.43% (22671/89158)

[hello-stephen]

BE Regression && UT Coverage Report

Increment line coverage 0.00% (0/2) 🎉

Increment coverage report
Complete coverage report

Category	Coverage
Function Coverage	46.32% (12078/26074)
Line Coverage	36.90% (104775/283963)
Region Coverage	33.81% (60739/179624)
Branch Coverage	29.11% (29343/100796)