docs: Fix path on admin ui extensions examples

docs/content/plugins/extending-the-admin-ui/_index.md

@@ -42,7 +42,7 @@ plugins: [
   AdminUiPlugin.init({
     port: 3002,
     app: compileUiExtensions({
-      outputPath: path.join(__dirname, 'admin-ui'),
+      outputPath: path.join(__dirname, '../admin-ui'),
       extensions: [{
         // ...
       }],
@@ -62,7 +62,7 @@ import { compileUiExtensions } from '@vendure/ui-devkit/compiler';
 import * as path from 'path';
 
 compileUiExtensions({
-    outputPath: path.join(__dirname, 'admin-ui'),
+    outputPath: path.join(__dirname, '../admin-ui'),
     extensions: [/* ... */],
 }).compile?.().then(() => {
     process.exit(0);

docs/content/plugins/extending-the-admin-ui/admin-ui-theming-branding/_index.md

@@ -47,7 +47,7 @@ You can replace the Vendure logos and favicon with your own brand logo:
       plugins: [
         AdminUiPlugin.init({
           app: compileUiExtensions({
-            outputPath: path.join(__dirname, 'admin-ui'),
+            outputPath: path.join(__dirname, '../admin-ui'),
             extensions: [
               setBranding({
                 // The small logo appears in the top left of the screen  
@@ -91,7 +91,7 @@ Much of the visual styling of the Admin UI can be customized by providing your o
       plugins: [
         AdminUiPlugin.init({
           app: compileUiExtensions({
-            outputPath: path.join(__dirname, 'admin-ui'),
+            outputPath: path.join(__dirname, '../admin-ui'),
             extensions: [{
               globalStyles: path.join(__dirname, 'my-theme.scss')
             }],

docs/content/plugins/extending-the-admin-ui/custom-form-inputs/_index.md

@@ -66,7 +66,7 @@ The `SharedExtensionModule` is then passed to the `compileUiExtensions()` functi
 AdminUiPlugin.init({
   port: 5001,
   app: compileUiExtensions({
-    outputPath: path.join(__dirname, 'admin-ui'),
+    outputPath: path.join(__dirname, '../admin-ui'),
     extensions: [{
       extensionPath: path.join(__dirname, 'ui-extensions'),
       ngModules: [{

docs/content/plugins/extending-the-admin-ui/using-angular/_index.md

@@ -88,7 +88,7 @@ export const config: VendureConfig = {
     AdminUiPlugin.init({
       port: 5001,
       app: compileUiExtensions({
-        outputPath: path.join(__dirname, 'admin-ui'),
+        outputPath: path.join(__dirname, '../admin-ui'),
         extensions: [{
           extensionPath: path.join(__dirname, 'ui-extensions'),
           ngModules: [{