scsi: docs: convert lpfc.txt to ReST

Link: https://lore.kernel.org/r/48c13184b77ba61ed4fd7c235816fdb8e7530664.1583136624.git.mchehab+huawei@kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

Documentation/scsi/index.rst

@@ -25,5 +25,6 @@ Linux SCSI Subsystem
    hptiop
    libsas
    link_power_management_policy
+   lpfc
 
    scsi_transport_srp/figures

Documentation/scsi/lpfc.rst

@@ -1,10 +1,11 @@
+.. SPDX-License-Identifier: GPL-2.0
 
-LPFC Driver Release Notes:
-
-=============================================================================
+=========================
+LPFC Driver Release Notes
+=========================
 
 
-                               IMPORTANT:
+.. important::
 
   Starting in the 8.0.17 release, the driver began to be targeted strictly
   toward the upstream kernel. As such, we removed #ifdefs for older kernels
@@ -22,9 +23,6 @@ LPFC Driver Release Notes:
   Please heed these dependencies....
 
 
-   ********************************************************************
-
-
 The following information is provided for additional background on the
 history of the driver as we push for upstream acceptance.
 
@@ -64,6 +62,7 @@ Cable pull and temporary device Loss:
 
 
 Kernel Support
+==============
 
   This source package is targeted for the upstream kernel only. (See notes
   at the top of this file). It relies on interfaces that are slowing
@@ -77,7 +76,6 @@ Kernel Support
 
 
 Patches
+=======
 
   Thankfully, at this time, patches are not needed.
-
-