update one place we forgot to bump to pnpm 8.6

Author: benmccann

.github/workflows/release.yml

@@ -23,7 +23,7 @@ jobs:
           fetch-depth: 0
       - uses: pnpm/[email protected]
         with:
-          version: 8.5
+          version: 8.6
       - name: Setup Node.js
         uses: actions/setup-node@v3
         with: