Make weak-table available to product and vendor am: 1a1b0c2fea am: 9b7997db35 am: 7cbbfbf608 am: 22d8fee7a2

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/weak-table/+/2476532

Change-Id: Ia6c6663e5989f8ffacc975eb7f9ea33f8442386b
Signed-off-by: Automerger Merge Worker <[email protected]>