filter back to production config

src/main/java/org/gesis/dda/filter/impl/Tatup2SsoarBundleFilter.java

@@ -27,7 +27,7 @@ public class Tatup2SsoarBundleFilter implements BundleFilter {
             try {
                 int dateIssuedValue = Integer.parseInt(dateIssuedString);
                 // for test changed to 2020 , normally it is 2017 
-                if ( dateIssuedValue >= 2020 ) {
+                if ( dateIssuedValue >= 2017 ) {
                     result = true;
                 }
                 else {