[Enhancement] Add some query read prefetch statistics

[wyb]

Fixes #issue

What type of PR is this:

• BugFix
• Feature
• Enhancement
• Refactor
• UT
• Doc
• Tool

Does this PR entail a change in behavior?

• Yes, this PR will result in a change in behavior.
• No, this PR will not result in a change in behavior.

If yes, please specify the type of change:

• Interface/UI changes: syntax, type conversion, expression evaluation, display information
• Parameter changes: default values, similar parameters but with different default values
• Policy changes: use new policy to replace old one, functionality automatically enabled
• Feature removed
• Miscellaneous: upgrade & downgrade compatibility, etc.

Checklist:

• I have added test cases for my bug fix or my new feature
• This pr needs user documentation (for new or modified features or behaviors)
  • I have added documentation for my new feature or new function

Bugfix cherry-pick branch check:

• I have checked the version labels which the pr will be auto-backported to the target branch
  • 3.2
  • 3.1
  • 3.0
  • 2.5

[wanpengfei-git]

[FE Incremental Coverage Report]

😍 pass : 0 / 0 (0%)

[wanpengfei-git]

[BE Incremental Coverage Report]

😞 fail : 0 / 16 (00.00%)

file detail

	path	covered_line	new_line	coverage	not_covered_line_detail
🔵	src/connector/lake_connector.cpp	0	6	00.00%	[604, 605, 606, 712, 713, 714]
🔵	src/fs/fs_starlet.cpp	0	4	00.00%	[163, 170, 171, 172]
🔵	src/storage/rowset/segment_iterator.cpp	0	6	00.00%	[1844, 1845, 1846, 1847, 1848, 1849]

[wanpengfei-git]

@Mergifyio backport branch-3.2

[mergify]

backport branch-3.2

✅ Backports have been created

• #31418 [Enhancement] Add some query read prefetch statistics (backport #31165) has been created for branch branch-3.2