fix: fix build error

Author: cxfksword

.github/workflows/build.yml

@@ -53,15 +53,19 @@ jobs:
           set_env('BUILD_VERSION', buildVersion)
           set_env('RELEASE_VERSION', releaseVersion)
 
-    - name: Install nightly Rust
+    - name: Build Rust
       run: |
-        rustup toolchain install nightly --profile complete
-        rustup default nightly
+        git clone https://github.com/mpvkit/rust.git
+        cd rust
+        ./x check
+        ./x build --stage 2
 
-        rustc -vV
+        rustup toolchain link stage0 build/host/stage0-sysroot
+        rustup toolchain link stage1 build/host/stage1
+        rustup toolchain link stage2 build/host/stage2
+        rustc +stage2 -vV
+        rustup default stage2
         which rustc
-        rustc --print target-list|grep vision
-        rustc --print target-list|grep tvos
 
     - name: Install cargo-c
       run: |