adjust instructions

README_en.md

@@ -1,3 +1,6 @@
+[![deutsche Version](https://logos.oxidmodule.com/de2_xs.svg)](README.md)
+[![english version](https://logos.oxidmodule.com/en2_xs.svg)](README.en.md)
+
 # Patches
 
 ## [apex_7.0.patch](./apex_7.0.patch)
@@ -20,5 +23,6 @@ This changes are required in Apex theme in 7.0.x.
   - ```rm -r vendor/oxid-esales/apex-theme```
 - reinstall it and apply patch: 
   - ```php composer install --no-dev```
+  - ```php composer update --lock --no-dev```
   - confirm overwriting the Apex package files
 - clear all caches like tmp folder