Update rbtrace gem to v0.4.14
This fixes a compile issue with Clang v12: https://github.com/tmm1/rbtrace/pull/82
- rbtrace diff: https://github.com/tmm1/rbtrace/compare/v0.4.11..v0.4.14
- ffi changes: https://github.com/ffi/ffi/blob/master/CHANGELOG.md
- msgpack changes: https://github.com/msgpack/msgpack-ruby/blob/master/ChangeLog
- optimist changes: https://github.com/ManageIQ/optimist/blob/master/History.txt
Edited by Stan Hu