kernel: Move to Linux v5.4.16-openpower1

PowerPC releated changes:

 powerpc/xive: Discard ESB load value when interrupt is invalid
 powerpc/mm/hash: Fix sharing context ids between kernel & userspace
 powerpc/archrandom: fix arch_get_random_seed_int()
 powerpc/kasan: Fix boot failure with RELOCATABLE && FSL_BOOKE
 powerpc/pseries: Enable support for ibm,drc-info property
 powerpc/security: Fix debugfs data leak on 32-bit

Signed-off-by: Joel Stanley <joel@jms.id.au>
diff --git a/openpower/linux/0003-Release-OpenPower-kernel.patch b/openpower/linux/0003-Release-OpenPower-kernel.patch
index c1141c2..b9504bb 100644
--- a/openpower/linux/0003-Release-OpenPower-kernel.patch
+++ b/openpower/linux/0003-Release-OpenPower-kernel.patch
@@ -9,13 +9,13 @@
  1 file changed, 1 insertion(+), 1 deletion(-)
 
 diff --git a/Makefile b/Makefile
-index d4cf4700ae3f..0f1d6223cf47 100644
+index e16d2e58ed4b..cabff177cbb4 100644
 --- a/Makefile
 +++ b/Makefile
 @@ -2,7 +2,7 @@
  VERSION = 5
  PATCHLEVEL = 4
- SUBLEVEL = 13
+ SUBLEVEL = 16
 -EXTRAVERSION =
 +EXTRAVERSION = -openpower1
  NAME = Kleptomaniac Octopus