oox: sort drawingml custom shape preset output

So running the script multiple times give stable output. Also adatpt the
script to write SAL_OVERRIDE, so running the script doesn't effectively
revert those addotations.

Change-Id: Iedcef3af15534d024b6b4173b60c42d852dfdbaa
oox: update source/drawingml/customshapepresets*

Change-Id: Ic582eb63b9cf9f8f6c757f2e6ed67da5e592e3b8