Merge pull request #9603 from marmelab/fix-ra-i18n-i18next

Fix `ra-i18n-i18next` broken package

Makefile

@@ -120,7 +120,7 @@ build-create-react-admin:
 	@echo "Transpiling create-react-admin files...";
 	@cd ./packages/create-react-admin && yarn build
 
-build: build-ra-core build-ra-ui-materialui build-ra-data-fakerest build-ra-data-json-server build-ra-data-localforage build-ra-data-localstorage build-ra-data-simple-rest build-ra-data-graphql build-ra-data-graphql-simple build-ra-i18n-polyglot build-ra-input-rich-text build-data-generator build-ra-language-english build-ra-language-french build-react-admin build-ra-no-code build-create-react-admin  ## compile ES6 files to JS
+build: build-ra-core build-ra-ui-materialui build-ra-data-fakerest build-ra-data-json-server build-ra-data-localforage build-ra-data-localstorage build-ra-data-simple-rest build-ra-data-graphql build-ra-data-graphql-simple build-ra-i18n-polyglot build-ra-input-rich-text build-data-generator build-ra-language-english build-ra-language-french build-ra-i18n-i18next build-react-admin build-ra-no-code build-create-react-admin  ## compile ES6 files to JS
 
 doc: ## compile doc as html and launch doc web server
 	@yarn doc