Release Linux 4.9.6-openpower1

Moves to the 4.9.6 stable release.

Signed-off-by: Joel Stanley <joel@jms.id.au>
diff --git a/openpower/linux/0003-xhci-do-not-halt-the-secondary-HCD.patch b/openpower/linux/0003-xhci-do-not-halt-the-secondary-HCD.patch
index ce3a4c0..1ed8cbe4 100644
--- a/openpower/linux/0003-xhci-do-not-halt-the-secondary-HCD.patch
+++ b/openpower/linux/0003-xhci-do-not-halt-the-secondary-HCD.patch
@@ -14,7 +14,7 @@
  1 file changed, 15 insertions(+), 5 deletions(-)
 
 diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
-index ad0624386950..0c2272558ded 100644
+index 34e23c7d7797..4c6d135319c3 100644
 --- a/drivers/usb/host/xhci.c
 +++ b/drivers/usb/host/xhci.c
 @@ -683,6 +683,21 @@ void xhci_stop(struct usb_hcd *hcd)