Apparently we must specify the repo when not checked out

This adds a `REPOSITORY` environment variable in at the job level
for build-macos-universal2-release and references it in the two
steps that apparently need it.

Although these are the same two steps that use the token, that is
not added to steps that don't require it, since it is sensitive.

.github/workflows/release.yml

@@ -235,6 +235,7 @@ jobs:
 
     env:
       BASH_ENV: ./helpers.sh
+      REPOSITORY: ${{ github.repository }}
       FEATURE: ${{ matrix.feature }}
       VERSION: ${{ needs.create-release.outputs.version }}
 
@@ -246,7 +247,7 @@ jobs:
 
       - name: Obtain single-architecture releases
         run: |
-          gh release download "$VERSION" --pattern="$(name aarch64).tar.gz" --pattern="$(name x86_64).tar.gz"
+          gh release --repo "$REPOSITORY" download "$VERSION" --pattern="$(name aarch64).tar.gz" --pattern="$(name x86_64).tar.gz"
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
@@ -273,6 +274,6 @@ jobs:
           echo "ASSET=$(name universal).tar.gz" >> "$GITHUB_ENV"
 
       - name: Upload release archive
-        run: gh release upload "$VERSION" "$ASSET"
+        run: gh release --repo "$REPOSITORY" upload "$VERSION" "$ASSET"
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}