Standardize on using "Added" instead of "Add" in the change log.

As all the other verbs were used in the infinitive and not past tense, do the
same thing for this one too, especially as we already had a mix of both forms.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73831 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Add wxTextEntryDialog::SetMaxLength().

Allow restricting the maximal number of characters that can be entered in
wxTextEntryDialog.

Closes #15158.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73832 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775