fix bug for adaptive_log_softmax_with_loss

[cszdrg]

PR Category

User Experience

PR Types

Bug fixes

Description

原本的代码
row_indices = label_mask.nonzero().squeeze()
可能产生标量的结果导致接下来unsqueeze(1)失败
进行更改 使得row_indices不再为标量

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[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.

Please upload report for BASE (develop@2f56bf4). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
python/paddle/nn/functional/loss.py	0.00%	2 Missing ⚠️

❌ Your patch status has failed because the patch coverage (0.00%) is below the target coverage (90.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@ Coverage Diff @@ ## develop #73554 +/- ## ========================================== Coverage ? 0.00% ========================================== Files ? 1 Lines ? 2 Branches ? 0 ========================================== Hits ? 0 Misses ? 2 Partials ? 0 

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[wanghuancoder]

LGTM