scsi: docs: convert scsi-generic.txt to ReST

Link: https://lore.kernel.org/r/f57b8ddf30397c2c7213e49634e5e9cbd4246368.1583136624.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>
diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
index 6cb9abb..bdf65b0 100644
--- a/drivers/scsi/Kconfig
+++ b/drivers/scsi/Kconfig
@@ -133,7 +133,7 @@
 	  quality digital reader of audio CDs (<http://www.xiph.org/paranoia/>).
 	  For other devices, it's possible that you'll have to write the
 	  driver software yourself. Please read the file
-	  <file:Documentation/scsi/scsi-generic.txt> for more information.
+	  <file:Documentation/scsi/scsi-generic.rst> for more information.
 
 	  To compile this driver as a module, choose M here and read
 	  <file:Documentation/scsi/scsi.txt>. The module will be called sg.