fix: arm build upload

Author: nhtyy

.github/workflows/ci.yml

@@ -106,6 +106,6 @@ jobs:
       - name: Archive build output
         uses: actions/upload-artifact@v3
         with:
-          name: rust-toolchain-${{ matrix.triple }}
-          path: sp1/crates/cli/rust-toolchain-${{ matrix.triple }}.tar.gz
+          name: rust-toolchain-aarch64-unknown-linux-gnu
+          path: sp1/crates/cli/rust-toolchain-aarch64-unknown-linux-gnu.tar.gz