ipmitool: Enable USB interface on all defconfigs

Fixes: https://github.com/open-power/op-build/issues/1029
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
diff --git a/openpower/configs/pseries_defconfig b/openpower/configs/pseries_defconfig
index 7c5be3b..7241c45 100644
--- a/openpower/configs/pseries_defconfig
+++ b/openpower/configs/pseries_defconfig
@@ -28,6 +28,7 @@
 BR2_PACKAGE_LINUX_FIRMWARE_CXGB4_T4=y
 BR2_PACKAGE_I2C_TOOLS=y
 BR2_PACKAGE_IPMITOOL=y
+BR2_PACKAGE_IPMITOOL_USB=y
 BR2_PACKAGE_MDADM=y
 BR2_PACKAGE_NCURSES_WCHAR=y
 BR2_PACKAGE_DROPBEAR=y