Make pkcs1 available to product and vendor am: de003545f0 am: 0a7d05088f am: 44c738cf2f am: f3fdb03cdb

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/pkcs1/+/2476312

Change-Id: I76f8713743bc67621d7d6cee3674c4f32688ddcc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>