Show illegal vector value in diskann

[cydrain]

Issue: https://github.com/milvus-io/milvus/issues/35594

[mergify[bot]]

@cydrain 🔍 Important: PR Classification Needed!

For efficient project management and a seamless review process, it's essential to classify your PR correctly. Here's how:

1. If you're fixing a bug, label it as kind/bug.
2. For small tweaks (less than 20 lines without altering any functionality), please use kind/improvement.
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[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 61.62%. Comparing base (3c46f4c) to head (1bb0c5a). Report is 153 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##           main     #773       +/-   ##
=========================================
+ Coverage      0   61.62%   +61.62%     
=========================================
  Files         0       84       +84     
  Lines         0     6153     +6153     
=========================================
+ Hits          0     3792     +3792     
- Misses        0     2361     +2361     

see 84 files with indirect coverage changes

[alexanderguzhva]

/lgtm

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: cydrain, liliu-z

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[alexanderguzhva]

/lgtm

[cydrain]

/kind improvement