ci: update

Author: Binbiubiubiu

.github/workflows/CI.yml

@@ -25,6 +25,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@v1
         with:
           toolchain: nightly
+          components: llvm-tools
       - uses: taiki-e/install-action@cargo-llvm-cov
       - uses: taiki-e/install-action@nextest
       - uses: Swatinem/rust-cache@v2