ci(release): fix SBOM job (#1509)

Author: CBenoit

.github/workflows/release.yml

@@ -527,7 +527,7 @@ jobs:
       - name: Download SBOM artifact
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        run: gh run download ${{ needs.preflight.outputs.run }} -n sbom --repo $Env:GITHUB_REPOSITORY
+        run: gh run download ${{ needs.preflight.outputs.run }} -n sbom --repo $GITHUB_REPOSITORY
 
       - name: Upload SBOM to OneDrive Releases
         uses: ./.github/workflows/onedrive-upload