crypto: hisilicon/qm - remove unused function declaration

The 'hisi_qm_get_hw_version' function is unused, so remove the function
declaration.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

include/linux/hisi_acc_qm.h

@@ -453,7 +453,6 @@ int hisi_qp_send(struct hisi_qp *qp, const void *msg);
 int hisi_qm_get_free_qp_num(struct hisi_qm *qm);
 int hisi_qm_get_vft(struct hisi_qm *qm, u32 *base, u32 *number);
 void hisi_qm_debug_init(struct hisi_qm *qm);
-enum qm_hw_ver hisi_qm_get_hw_version(struct pci_dev *pdev);
 void hisi_qm_debug_regs_clear(struct hisi_qm *qm);
 int hisi_qm_sriov_enable(struct pci_dev *pdev, int max_vfs);
 int hisi_qm_sriov_disable(struct pci_dev *pdev, bool is_frozen);