nezha_defconfig: use upstream OpenSBI 1.1 release

The D1 support is now upstream, so we can use the upstream 1.1 release
instead of a custom version.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

configs/nezha_defconfig

@@ -15,8 +15,8 @@ BR2_TARGET_ROOTFS_EXT2=y
 BR2_TARGET_ROOTFS_EXT2_4=y
 # BR2_TARGET_ROOTFS_TAR is not set
 BR2_TARGET_OPENSBI=y
-BR2_TARGET_OPENSBI_CUSTOM_TARBALL=y
-BR2_TARGET_OPENSBI_CUSTOM_TARBALL_LOCATION="$(call github,smaeul,opensbi,e6793dc36a71537023f078034fe795c64a9992a3)/opensbi-e6793dc36a71537023f078034fe795c64a9992a3.tar.gz"
+BR2_TARGET_OPENSBI_CUSTOM_VERSION=y
+BR2_TARGET_OPENSBI_CUSTOM_VERSION_VALUE="1.1"
 BR2_TARGET_OPENSBI_PLAT="generic"
 # BR2_TARGET_OPENSBI_INSTALL_JUMP_IMG is not set
 BR2_TARGET_UBOOT=y