Migrate 20 crates to monorepo

oneshot-uniffi
minimal-lexical
num_enum
num_enum_derive
num-complex
num-derive
paste
pin-utils
predicates
protobuf-parse
protobuf-support
quote
remain
rustc-demangle-capi
rustix
shared_child
thiserror-impl
threadpool
tikv-jemalloc-sys
tonic

Bug: http://b/339424309
Test: treehugger
Change-Id: I784e783942ca436aab5b5ff1d3f2f93fb9252212