Fix file history items formatting when loading them from config

Add DoRefreshLabels() to wxFileHistoryBase::Load() to ensure that the
paths are formatted correctly.

Closes #23799.

See #23857.

src/common/filehistorycmn.cpp

@@ -271,6 +271,7 @@ void wxFileHistoryBase::Load(const wxConfigBase& config)
     }
 
     AddFilesToMenu();
+    DoRefreshLabels();
 }
 
 void wxFileHistoryBase::Save(wxConfigBase& config)