build(deps): update capnpc requirement from 0.14.2 to 0.16.3 in /gst-depth-meta-rs

Updates the requirements on capnpc to permit the latest version.

Commits

• 6c2d95b prepare for capnpc-v0.16.3 release
• 154ea5d add missing _has() methods for capability fields
• 90f387b Merge pull request #372 from danieleades/cargo
• a949790 remove unnecessary parentheses
• 577896d prepare for capnpc-v0.16.2 release
• 59f2ad3 avoid ambiguous associated item in TryFrom implementations
• c1b4c3a Merge pull request #371 from danieleades/msrv
• f03b32a fixup
• 068bd3a remove redundant sections from Cargo.toml
• c650d0e prepare capnp-rpc-v0.16.1 release
• Additional commits viewable in compare view