uacce: cleanup some unused codes

driver inclusion
category: cleanup
bugzilla: https://gitee.com/openeuler/kernel/issues/I867RA


CVE: NA

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1.Remove unmatched comments.
2.Remove unused struct uacce_err_isolate.
3.Remove unused ops 'dump_queue'.
4.Remove unused function dev_to uacce().
5.Use jump labels in uacce_alloc_dma_buffers(), remove jump
labels in uacce_init().

Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: JiangShui Yang <yangjiangshui@h-partners.com>