Fix PoliCheck (microsoft#18180)

Fix PoliCheck by changing some words, which was from Triton flash
attention's original code.

orttraining/orttraining/python/training/ort_triton/kernel/_flash_attn.py

@@ -393,7 +393,7 @@ def _bwd_kernel_one_col_block(
     dk = tl.zeros([BLOCK_N, BLOCK_HEADDIM], dtype=tl.float32)
     # There seems to be some problem with Triton pipelining that makes results wrong for
     # headdim=64, seqlen=(113, 255), bias_type='matrix'. In this case the for loop
-    # may have zero step, and pipelining with the bias matrix could screw it up.
+    # may have zero step, and pipelining with the bias matrix could cause the problem.
     # So we just exit early.
     if begin_m >= seqlen_q:
         dv_ptrs = DV + (offs_n[:, None] * stride_dvn + offs_d[None, :])