[ASan] Fix broken Windows build due to 596d534ac3524052df210be8d3c01a33b2260a42.

In that change I forgot to update the call to
`AsanThread::ThreadStart()` in `asan_win.cpp`.

GitOrigin-RevId: 757b93bb7b384038a8dec35433f78f5c7c2ef8b0
1 file changed