stackvector 2.0.0

StackVec: vector-like facade for stack-allocated arrays.
Documentation
---
name: Documentation
about: Update the project's documentation.
title: "[DOC]"
labels: documentation
assignees: Alexhuszagh

---

**NOTE:**
- If you have made any changes to doc comments, please run `cargo fmt` and `cargo clippy` on nightly prior to committing.

## Description

Please include a clear and concise description of fixes made to the documentation.

Ex: Fixed a backtick leading to improper formatting in README.
Ex: Fixed code sample for `StackVec::insert_many` in README.
Ex: Updated outdated doc comments in `StackVec::push`.

## Additional Context

Add any other context or screenshots about the issue here.