Add missing precondition check for V5 writer version in BaseChunkForwardIndexWriter

[jackluo923]

This PR adds a missing precondition check for the V5 writer version introduced in PR #14105. Specifically, it ensures proper handling of the V5 writer version in BaseChunkForwardIndexWriter.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 63.73%. Comparing base (59551e4) to head (3cfdebb).
Report is 1208 commits behind head on master.

Files with missing lines	Patch %	Lines
...al/io/writer/impl/BaseChunkForwardIndexWriter.java	0.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #14265      +/-   ##
============================================
+ Coverage     61.75%   63.73%   +1.98%     
- Complexity      207     1537    +1330     
============================================
  Files          2436     2626     +190     
  Lines        133233   144674   +11441     
  Branches      20636    22141    +1505     
============================================
+ Hits          82274    92214    +9940     
- Misses        44911    45648     +737     
- Partials       6048     6812     +764     

Flag	Coverage Δ
custom-integration1	100.00% <ø> (+99.99%)	⬆️
integration	100.00% <ø> (+99.99%)	⬆️
integration1	100.00% <ø> (+99.99%)	⬆️
integration2	0.00% <ø> (ø)
java-11	55.38% <0.00%> (-6.33%)	⬇️
java-21	63.62% <0.00%> (+2.00%)	⬆️
skip-bytebuffers-false	63.73% <0.00%> (+1.98%)	⬆️
skip-bytebuffers-true	63.58% <0.00%> (+35.85%)	⬆️
temurin	63.73% <0.00%> (+1.98%)	⬆️
unittests	63.73% <0.00%> (+1.98%)	⬆️
unittests1	55.44% <0.00%> (+8.55%)	⬆️
unittests2	34.30% <0.00%> (+6.57%)	⬆️

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