[scudo] Add initialization for TSDRegistrySharedT am: 4c89078219 am: ee07b680b1 am: 609a8b09a8 am: ae73918f55

Original change: https://android-review.googlesource.com/c/platform/external/scudo/+/1698915

Change-Id: I8eb4bfe180202d95b6dfbe60d504133d4f7b0e76