Disable release-pr for now

This started failing on `libc-0.2` because the release PR doesn't work
there either. I am unsure why it did work before.

(cherry picked from commit d92334c)

Author: tgross35

.github/workflows/publish_0.2.yml

@@ -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