[scudo] Use the releaseAndZeroPagesToOS function. (#71256)

All of the code assumes that when the pages are released, the entry is
zero'd, so use the correct function. On most systems, this does not
change anything.

GitOrigin-RevId: e15fcd7ba41e63edc7da217f0b33aeb10f1c0b5a
1 file changed