Tweak linux_glibc properties for musl builds in external/jemalloc_new am: 6922f4491d am: b3d247b675 am: 9bf8eb3e0e

Original change: https://android-review.googlesource.com/c/platform/external/jemalloc_new/+/2019081

Change-Id: If3f738a33b5798fb515a6bfb3da25a3cf9cfa54a