Merge branch '6.0' into 6.1

* 6.0:
  [Console] Prevent PHP 8.1 str_replace deprec on null
  Improve DE translations for Form/Validator
  [Serializer] Fix ignore attribute in Xml files
  [Console] Escape % in command name & description from getDefault*()
  [WebProfilerBundle] Fix dark theme selected line highlight color & reuse css vars
  [Mime] Check that the path is a file in the DataPart::fromPath
  [Cache] do not pass null to strlen()
  [Mailer] Sort transports alphabetically
  [Security] Fix some phpdoc
  [Serializer] Get attributeContext after converting name

Author: derrabus

Resources/translations/validators.de.xlf

@@ -220,7 +220,7 @@
             </trans-unit>
             <trans-unit id="58">
                 <source>Unsupported card type or invalid card number.</source>
-                <target>Nicht unterstützer Kartentyp oder ungültige Kartennummer.</target>
+                <target>Nicht unterstützter Kartentyp oder ungültige Kartennummer.</target>
             </trans-unit>
             <trans-unit id="59">
                 <source>This is not a valid International Bank Account Number (IBAN).</source>
@@ -312,7 +312,7 @@
             </trans-unit>
             <trans-unit id="81">
                 <source>This is not a valid Business Identifier Code (BIC).</source>
-                <target>Dieser Wert ist kein gültiger BIC.</target>
+                <target>Dieser Wert ist keine gültige internationale Bankleitzahl (BIC).</target>
             </trans-unit>
             <trans-unit id="82">
                 <source>Error</source>