docs: Update Version

etc/module.xml

 <?xml version="1.0"?>
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Module/etc/module.xsd">
-    <module name="NicolasBejean_Customer" setup_version="1.1.0">
+    <module name="NicolasBejean_Customer" setup_version="1.2.0">
         <sequence>
             <module name="Magento_Customer"/>
         </sequence>