Fix nginx patch in packages.yml

packages.yml

@@ -10,7 +10,6 @@ packages:
       - patch_dir: patches/adcli
         target_dir: debian
   - name: nginx
-    patch: patches/nginx/00-add-module.patch
     changelog: Add libnginx-mod-http-shibboleth
     additional_content:
       - git_url: "https://github.com/nginx-shib/nginx-http-shibboleth.git"
@@ -20,4 +19,4 @@ packages:
           dest: libnginx-mod-http-shibboleth.nginx
         target_dir: debian
       - target_dir: .
-        patch_dir: patches/nginx
+        patch: patches/nginx/00-add-module.patch