lpfc: Fix Device discovery failures during switch reboot test.

lpfc: Fix Device discovery failures during switch reboot test.

When the switch is rebooted, the lpfc driver fails to log
into the fabric, and Unexpected timeout message is seen.

Fix: Do not issue RegVFI if the FLOGI was internally aborted.

Signed-off-by: Dick Kennedy <dick.kennedy@avagotech.com>
Signed-off-by: James Smart <james.smart@avagotech.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Orabug: 23762058
(cherry picked from commit 342b59caa66240b670285d519fdfe2c44289b516)
Signed-off-by: Manjunath Govindashetty <manjunath.govindashetty@oracle.com>