Fixed: Invalid characters encountered (OFBIZ-13325)

Noticed during code analysis with SonarQube:
Invalid character encountered in file ConfigXMLReader.java at line 407 for
encoding UTF-8.

This fixes the file content

Thanks: David Maksimovic for report

# Conflict handled by hand in ConfigXMLReader.java

Author: JacquesLeRoux

framework/webapp/src/main/java/org/apache/ofbiz/webapp/control/ConfigXMLReader.java

@@ -404,7 +404,8 @@ public String getProtectView() {
         }
 
         /**
-         * XXX: Keep it for backward compatibility until moving everything to 鈥榞etRequestMapMultiMap鈥�.  @return the request map map
+         * XXX: Keep it for backward compatibility until moving everything to getRequestMapMultiMap.
+         *   @return the request map
          */
         public Map<String, RequestMap> getRequestMapMap() {
             return new MultivaluedMapContextAdapter<>(getRequestMapMultiMap());