feat!: add support for parsing bounded vectors

[zac-williamson]

added method to parse a bounded vector

Description

Problem*

JSON parser cannot be used to parse variable-sized json blobs despite the internal algorithms being able to do s.

Summary*

Added a method parse_json_from_bounded_vec that takes a variable-length vector of bytes.

Additional Context

This PR also fixes a lot of compiler warnings.

PR Checklist*

• I have tested the changes locally.
• I have formatted the changes with Prettier and/or cargo fmt on default settings.