Disable release-pr for now

Author: tgross35

.github/workflows/release.yaml

@@ -27,3 +27,7 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
+        with:
+          # FIXME(release): release-pr is broken since we have two release tracks for
+          # `libc` :(
+          command: release