release: restore x86_64-apple-darwin (Intel-Mac) to the wheel matrix

The macos-13 runner queue was the blocker during the 0.3.0 release; it was
dropped to unblock publish and is now restored for future releases.

Author: jqueguiner

.github/workflows/release.yml

@@ -45,10 +45,7 @@ jobs:
       matrix:
         platform:
           - { os: macos-14,       target: aarch64-apple-darwin }
-          # x86_64-apple-darwin (Intel, macos-13) temporarily disabled: GitHub's
-          # macos-13 runner queue was starving releases and blocking publish for
-          # every platform. Intel-Mac users build from the sdist meanwhile.
-          # - { os: macos-13,       target: x86_64-apple-darwin }
+          - { os: macos-13,       target: x86_64-apple-darwin }
           - { os: ubuntu-latest,  target: x86_64-unknown-linux-gnu,  manylinux: auto }
           - { os: ubuntu-latest,  target: aarch64-unknown-linux-gnu, manylinux: auto }
           - { os: windows-latest, target: x86_64-pc-windows-msvc }