fix pathing of i18n files

toolkit-showcase/assets/dbp-toolkit-showcase.html.ejs

@@ -113,7 +113,7 @@
 <<%= name %>
     provider-root
     lang="de"
-    lang-file="<%= getUrl('/src/i18n/') %>"
+    lang-file="<%= getPrivateUrl('i18n/') %>"
     entry-point-url="<%= entryPointURL %>"
     nextcloud-auth-url="<%= nextcloudWebAppPasswordURL %>"
     nextcloud-web-dav-url="<%= nextcloudWebDavURL %>"

toolkit-showcase/rollup.config.js

@@ -168,6 +168,7 @@ Dependencies:
                     {src: 'assets/icon-*.png', dest: 'dist/' + (await getDistPath(pkg.name))},
                     {src: 'assets/apple-*.png', dest: 'dist/' + (await getDistPath(pkg.name))},
                     {src: 'assets/safari-*.svg', dest: 'dist/' + (await getDistPath(pkg.name))},
+                    {src: 'src/i18n', dest: 'dist/' + (await getDistPath(pkg.name))},
                     {
                         src: 'assets/manifest.json',
                         dest: 'dist',