Update OpenBIOS images

Update OpenBIOS images to SVN r1306 built from submodule.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
diff --git a/pc-bios/openbios-ppc b/pc-bios/openbios-ppc
index 8a21389..0f2fc3a 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 d4d00e5..8917b55 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 4182052..cf72a59 100644
--- a/pc-bios/openbios-sparc64
+++ b/pc-bios/openbios-sparc64
Binary files differ
diff --git a/roms/openbios b/roms/openbios
index 1ac3fb9..a056ccb 160000
--- a/roms/openbios
+++ b/roms/openbios
@@ -1 +1 @@
-Subproject commit 1ac3fb92c109f5545d373a0576b87750c53cce19
+Subproject commit a056ccbebaa802b22bed59e2e07ea78f256243cb