Issue #12: Fix duplicate definitions of pnpm versions

Author: ALRubinger

.github/workflows/deploy.yaml

@@ -25,7 +25,7 @@ jobs:
         with:
             path: ./ # The root location of your Astro project inside the repository. (optional)
             node-version: 23 # The specific version of Node that should be used to build your site. Defaults to 18. (optional)
-            package-manager: pnpm@latest # The Node package manager that should be used to install dependencies and build your site. Automatically detected based on your lockfile. (optional)
+            package-manager: pnpm # The Node package manager that should be used to install dependencies and build your site. Automatically detected based on your lockfile. (optional)
 
   deploy:
     needs: build