Disable tests. am: a834775078 am: c34608a4ef am: 3c79c3f617 am: a87171c1d2 am: bb11068d5d

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/shared_child/+/2746029

Change-Id: Ibee4494d288ec597eb738d63f67716133767dc6b
Signed-off-by: Automerger Merge Worker <[email protected]>