Fix yarn develop in admin package

packages/core/admin/admin/src/plugins.js

@@ -9,14 +9,14 @@ import emailPlugin from '../../../email/admin/src';
 import uploadPlugin from '../../../upload/admin/src';
 
 const plugins = {
-  '@strapi/plugin-content-type-builder': ctbPlugin,
-  '@strapi/plugin-documentation': documentationPlugin,
-  '@strapi/plugin-i18n': i18nPlugin,
-  '@strapi/plugin-email': emailPlugin,
-  '@strapi/plugin-upload': uploadPlugin,
-  '@strapi/plugin-graphql': graphqlPlugin,
-  '@strapi/plugin-sentry': sentryPlugin,
-  '@strapi/plugin-users-permissions': usersPermissionsPlugin,
+  'content-type-builder': ctbPlugin,
+  documentation: documentationPlugin,
+  i18n: i18nPlugin,
+  email: emailPlugin,
+  upload: uploadPlugin,
+  graphql: graphqlPlugin,
+  sentry: sentryPlugin,
+  'users-permissions': usersPermissionsPlugin,
 };
 
 export default plugins;

packages/core/admin/webpack.config.dev.js

@@ -22,6 +22,8 @@ module.exports = () => {
 
   const args = {
     entry,
+    cacheDir: __dirname,
+    pluginsPath: [path.resolve(__dirname, '../../../..')],
     dest,
     env,
     options,