Enable bwd bias for TE

example/ck_tile/01_fmha/codegen/ops/fmha_bwd.py

@@ -501,7 +501,7 @@ def get_bwd_dq_dk_dv_blobs(kernel_filter : Optional[str], receipt, mask_impl) ->
                         continue
             if receipt == 3:
                     cond = dtype in ['fp16', 'bf16']
-                    cond &= bias in ['no', 'alibi']
+                    cond &= bias in ['no', 'bias', 'alibi']
                     cond &= dpad == dvpad
                     cond &= deterministic == "f"
                     if not cond: