nvme-fabrics: modify default value to reconnect forever

driver inclusion
category: bugfix
bugzilla: NA
CVE: NA
Link: https://gitee.com/openeuler/kernel/issues/I1WGZE



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Modify the default value of reconnect to -1, which means reconnect forever.

Signed-off-by: Tao Jiang <jiangtao62@huawei.com>
Reviewed-by: Chao Leng <lengchao@huawei.com>
Reviewed-by: Jike Cheng <chengjike.cheng@huawei.com>
Signed-off-by: Lijie <lijie34@huawei.com>
Acked-by: Hanjun Guo <guohanjun@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>