Move working directory config to backend

app-config.yaml

@@ -16,6 +16,7 @@ backend:
     credentials: true
   csp:
     connect-src: ["'self'", 'http:', 'https:']
+  # workingDirectory: /tmp # Use this to configure a working direcotry for the scaffolder, defaults to the OS temp-dir
 
 # See README.md in the proxy-backend plugin for information on the configuration format
 proxy:
@@ -155,7 +156,6 @@ catalog:
       target: https://github.com/spotify/backstage/blob/master/packages/catalog-model/examples/acme-corp.yaml
 
 scaffolder:
-  # workingDirectory: /tmp # Use this to configure a working direcotry for the scaffolder, defaults to the OS temp-dir
   github:
     token:
       $env: GITHUB_TOKEN