pc-bios: update OpenBIOS images

Update OpenBIOS images to SVN r1056.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
diff --git a/pc-bios/README b/pc-bios/README
index 71f4871..6b64d68 100644
--- a/pc-bios/README
+++ b/pc-bios/README
@@ -12,7 +12,7 @@
   1275-1994 (referred to as Open Firmware) compliant firmware.
   The included images for PowerPC (for 32 and 64 bit PPC CPUs),
   Sparc32 and Sparc64 are built from OpenBIOS SVN revision
-  1047.
+  1056.
 
 - SLOF (Slimline Open Firmware) is a free IEEE 1275 Open Firmware
   implementation for certain IBM POWER hardware.  The sources are at
diff --git a/pc-bios/openbios-ppc b/pc-bios/openbios-ppc
index 83b7794..d4656db 100644
--- a/pc-bios/openbios-ppc
+++ b/pc-bios/openbios-ppc
Binary files differ
diff --git a/pc-bios/openbios-sparc32 b/pc-bios/openbios-sparc32
index 03353c9..4312c69 100644
--- a/pc-bios/openbios-sparc32
+++ b/pc-bios/openbios-sparc32
Binary files differ
diff --git a/pc-bios/openbios-sparc64 b/pc-bios/openbios-sparc64
index c8972ac..b186105 100644
--- a/pc-bios/openbios-sparc64
+++ b/pc-bios/openbios-sparc64
Binary files differ