POWER9 bump skiboot to bd87856aef965603ee6eb02ce80d7d1d56739ebb

Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
diff --git a/openpower/configs/zz_defconfig b/openpower/configs/zz_defconfig
index 3d4ca59..8cf7dfc 100644
--- a/openpower/configs/zz_defconfig
+++ b/openpower/configs/zz_defconfig
@@ -51,7 +51,7 @@
 # BR2_PACKAGE_OCC is not set
 # BR2_PACKAGE_CAPP_UCODE is not set
 BR2_SKIBOOT_CUSTOM_VERSION=y
-BR2_SKIBOOT_CUSTOM_VERSION_VALUE="c3e405b3b1e0c47efbbf31ce37ea02e9a1e005e3"
+BR2_SKIBOOT_CUSTOM_VERSION_VALUE="bd87856aef965603ee6eb02ce80d7d1d56739ebb"
 BR2_PACKAGE_LOADKEYS=y
 # BR2_PACKAGE_HOST_PPE42_BINUTILS is not set
 # BR2_PACKAGE_HOST_PPE42_GCC is not set