[perl #114864] caching overloading tables as magic slows down hash lookups

Commit 8c34e50d breaks the attached script. I'm not sure if it's magical
stashes or custom mros that affect it, but it made the DESTROY cache
stop being
cleared here when it's supposed to.

-- 
-doy

• [perl #114864] caching overloading tables as magic slows down hash lookups by Father Chrysostomos via RT
• [perl #114864] caching overloading tables as magic slows down hash lookups by Father Chrysostomos via RT
• [perl #114864] caching overloading tables as magic slows down hash lookups by Jesse Luehrs via RT