configs/nezha_defconfig: add hashes for Linux/opensbi/u-boot

And enable BR2_DOWNLOAD_FORCE_CHECK_HASHES.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Arnout Vandecappelle <arnout@mind.be>

board/nezha/patches/linux-headers/linux-headers.hash

@@ -0,0 +1 @@
+../linux/linux.hash

board/nezha/patches/linux/linux.hash

@@ -0,0 +1,2 @@
+# Locally calculated
+sha256  23e3e7b56407250f5411bdab95763d0bc4e3a19dfa431d951df7eacabd61a2f4  linux-6.6.22.tar.xz

board/nezha/patches/opensbi/opensbi.hash

@@ -0,0 +1,2 @@
+# Locally calculated
+sha256  319b62a4186fbce9b81a0c5f0ec9f003a10c808397a72138bc9745d9b87b1eb1  opensbi-1.4.tar.gz

board/nezha/patches/uboot/uboot.hash

@@ -0,0 +1,2 @@
+# Locally calculated
+sha256  36db7c20b179f03aa29009565c6b34380d5629fd5c57ed110244594d9930dfed  uboot-2e89b706f5c956a70c989cd31665f1429e9a0b48.tar.gz

configs/nezha_defconfig

@@ -1,5 +1,7 @@
 BR2_riscv=y
 BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_6=y
+BR2_GLOBAL_PATCH_DIR="board/nezha/patches"
+BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_MDEV=y
 BR2_SYSTEM_DHCP="eth0"
 BR2_ROOTFS_OVERLAY="board/nezha/overlay"