[NPU] fix CANN 8.0.RC1 bug

[qili93]

CANN 8.0.RC1 存在BUG，根据华为昇腾同学建议，商发包修改下这段代码

文件：ops/built-in/tbe/impl/dynamic/rotary_mul_grad.py

行数：205行

self.burst.set_as((self.dim_3 + self.x_data_each_block - 1) // self.x_data_each_block)

-->

self.burst.set_as(

(self.ub_per_reser_number * self.dim_3 + self.x_data_each_block - 1) // self.x_data_each_block)

[paddle-bot[bot]]

Thanks for your contribution!