Re-add Setup.local for Darwin (incl _ssl) am: aef24cfeb0

Original change: https://android-review.googlesource.com/c/platform/external/python/cpython3/+/2285874

Change-Id: I406b2f5fd870cf559d0fba4c5b22087fa072257c
Signed-off-by: Automerger Merge Worker <[email protected]>