Add some type annotatons to cldr2qlocalexml.py as well. Based on the
default arguments the constructor of CldrReader was expecting callables
that return None, but in reality we are passing in functions that
return integers.
Task-number: QTBUG-129613
Pick-to: 6.8
Change-Id: I06832240956ea635ca0cc0ec45c466a3b2539ff7
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
812f79e75f