Generic connection page fix (refresh URL for non custom connections)

Former-commit-id: d29579df

plugins/org.jkiss.dbeaver.ext.generic.ui/src/org/jkiss/dbeaver/ext/generic/views/GenericConnectionPage.java

@@ -271,6 +271,9 @@ public class GenericConnectionPage extends ConnectionPageWithAuth implements ICo
 
     @Override
     protected void updateDriverInfo(DBPDriver driver) {
+        if (!isCustom) {
+            site.getActiveDataSource().getConnectionConfiguration().setUrl(null);
+        }
         parseSampleURL(driver);
         saveAndUpdate();
     }
@@ -462,7 +465,6 @@ public class GenericConnectionPage extends ConnectionPageWithAuth implements ICo
         showControlGroup(GROUP_LOGIN, !driver.isAnonymousAccess());
         updateCreateButton(driver);
 
-
         settingsGroup.getParent().layout();
     }