Staging: unisys: visorhba: Replace '--help--' with 'help' in Kconfig

Replace '--help--' in Kconfig and indent the subsequent text to silence
checkpatch.pl
warning:
WARNING: prefer 'help' over '---help---' for new help texts
Signed-off-by: Wentao Cai <etsai042@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/unisys/visorhba/Kconfig

@@ -5,10 +5,10 @@
 config UNISYS_VISORHBA
 	tristate "Unisys visorhba driver"
 	depends on UNISYSSPAR && UNISYS_VISORBUS && SCSI
-	---help---
-	The Unisys visorhba driver provides support for s-Par HBA
-	devices exposed on the s-Par visorbus. When a message is sent
-	to visorbus to create a HBA device, the probe function of
-	visorhba is called to create the scsi device.
-	If you say Y here, you will enable the Unisys visorhba driver.
+	help
+		The Unisys visorhba driver provides support for s-Par HBA
+		devices exposed on the s-Par visorbus. When a message is sent
+		to visorbus to create a HBA device, the probe function of
+		visorhba is called to create the scsi device.
+		If you say Y here, you will enable the Unisys visorhba driver.