Fix scope of env var

Author: antoyo

.github/workflows/ci.yml

@@ -43,6 +43,9 @@ jobs:
         echo "LD_LIBRARY_PATH=$(cat gcc_path)" >> $GITHUB_ENV
         echo "workspace="$GITHUB_WORKSPACE >> $GITHUB_ENV
 
+    - name: Set RUST_COMPILER_RT_ROOT
+      run: echo "RUST_COMPILER_RT_ROOT="${{ env.workspace }}/llvm/compiler-rt >> $GITHUB_ENV
+
     # https://github.com/actions/cache/issues/133
     - name: Fixup owner of ~/.cargo/
       # Don't remove the trailing /. It is necessary to follow the symlink.
@@ -73,8 +76,6 @@ jobs:
         key: ${{ runner.os }}-cargo-build-target-${{ hashFiles('rust-toolchain') }}
 
     - name: Build
-      env:
-        RUST_COMPILER_RT_ROOT: ${{ env.workspace }}/llvm/compiler-rt
       run: |
         ls /home/runner/work/rustc_codegen_gcc/rustc_codegen_gcc/llvm
         echo Workspace ${{ env.workspace }}