Update Rust patch and Makefile settings

Updated Rust patch URL to the latest commit and modified Makefile to disable CI LLVM downloads.

Author: QiuSimons

SCRIPTS/02_prepare_package.sh

@@ -178,7 +178,7 @@ pushd feeds/luci
 wget -qO- https://github.com/sbwml/r4s_build_script/raw/refs/heads/master/openwrt/patch/luci/applications/luci-app-package-manager/0001-luci-app-package-manager-support-installing-uploaded.patch | patch -p1
 popd
 # rust
-wget https://github.com/rust-lang/rust/commit/e8d97f0.patch -O feeds/packages/lang/rust/patches/e8d97f0.patch
+wget https://github.com/rust-lang/rust/commit/cdae267.patch -O feeds/packages/lang/rust/patches/cdae267.patch
 sed -i 's/--set=llvm\.download-ci-llvm=true/--set=llvm.download-ci-llvm=false/' feeds/packages/lang/rust/Makefile
 # mount cgroupv2
 pushd feeds/packages