Update name for skipping FA bwd kernel benchmark (#3436)

Author: anmyachev

.github/workflows/triton-benchmarks.yml

@@ -250,7 +250,7 @@ jobs:
           python ../../scripts/build_report.py $REPORTS/attn-performance.csv $REPORTS/attn-triton-advanced-report.csv --benchmark attn --compiler triton --param_cols "Z,H,N_CTX,D_HEAD,CAUSAL" --tflops_col Triton-TFlops --hbm_col "Triton-GB/s" --tag $TAG
 
       - name: Run Triton FA bwd kernel benchmark
-        if: ${{ steps.install.outcome == 'success' && !cancelled() && !contains(fromJson(inputs.skip_benchmarks || '[]'), 'flash_attention_benchmark.py') }}
+        if: ${{ steps.install.outcome == 'success' && !cancelled() && !contains(fromJson(inputs.skip_benchmarks || '[]'), 'flash_attention_bwd_benchmark.py') }}
         run: |
           cd benchmarks/triton_kernels_benchmark
           FA_KERNEL_MODE="bwd" \