configs/qemu_riscv32_nommu_virt: remove duplicate entry

Commit d037d9c2d63e9cd47b3701aaef8e28c32b8f5b37 added accidentally
a duplicate of BR2_DOWNLOAD_FORCE_CHECK_HASHES and forgot to remove
existing board/qemu/riscv32-virt/patches directory. Remove that.

Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
[Romain: slightly update the commit log]
Signed-off-by: Romain Naour <romain.naour@smile.fr>

board/qemu/riscv32-virt/patches/linux-headers/linux-headers.hash

@@ -1,2 +0,0 @@
-# From https://cdn.kernel.org/pub/linux/kernel/v6.x/sha256sums.asc
-sha256  4e43d8c5fba14f7c82597838011648056487b7550fd83276ad534559e8499b1d  linux-6.6.18.tar.xz

board/qemu/riscv32-virt/patches/linux/linux.hash

@@ -1,2 +0,0 @@
-# From https://cdn.kernel.org/pub/linux/kernel/v6.x/sha256sums.asc
-sha256  4e43d8c5fba14f7c82597838011648056487b7550fd83276ad534559e8499b1d  linux-6.6.18.tar.xz

configs/qemu_riscv32_nommu_virt_defconfig

@@ -7,10 +7,6 @@ BR2_RISCV_32=y
 BR2_GLOBAL_PATCH_DIR="board/qemu/patches"
 BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 
-# Hashes
-BR2_GLOBAL_PATCH_DIR="board/qemu/riscv32-virt/patches"
-BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
-
 # Linux headers same as kernel
 BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_6=y