Reschedule after many cases of eating cycles

All of these eat enough cycles they could cause issues in a loop, and I'm pretty sure they would reschedule.

I didn't individually test them, though.  Fixes #6302.

-[Unknown]
By the way, it would not surprise me if sceKernelDcacheWritebackAll would take very different amounts of cycles depending on how much dirty data is in the dcache.