Update (PRs) (#1)

* Typo

Typo, filename is now file_path.

* rst 

restore `value`

* Fix broken nostarch URL

* Change CamelCase to UpperCamelCase

Brings the terminology in line with the rest of the project, see
<rust-lang/rfcs#2389>.

Connects to rust-lang#2194.

* Update to Rust 1.66.1

* Update to Rust 1.67.1

* Removed "," typo on ch03-01 line 85

Removed extra comma on line 85.

We’ll cover types and type annotations in the next section, “Data Types`,`”, so don’t worry about the details right now.

* simplify COPYRIGHT file

* Fix grammar

Add the word 'of' to fix the grammar.

* Update copyright in LICENSE-APACHE

Looks like we forgot to fill this in when we added the license file. ;)

* Correct `i32` formatting in ch19-05

* Remove adjective about what kind of number this is

* Improve sentence

* Small wording changes

* redirects: change link for `#![no_std]` tutorial

* Fix cargo doc links

* Prepare for removal of compiler plugin support.

rust-lang/rust#116412 will remove support for
compiler plugins from rustc, which includes the entry in The Rust
Unstable Book. This commit removes a link to that entry so it won't be
broken when that PR merges.

* Fix mdBook links

* Fixed 'troubleshooting' link

* Update ch01-02-hello-world.md

* Update ch01-02-hello-world.md

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Co-authored-by: abiphone <50788307+abiphone@users.noreply.github.com>
Co-authored-by: printfn <printfn@users.noreply.github.com>
Co-authored-by: Carol (Nichols || Goulding) <carol.nichols@gmail.com>
Co-authored-by: Mateus Rodolfo <66533348+sourproton@users.noreply.github.com>
Co-authored-by: Pietro Albini <pietro.albini@ferrous-systems.com>
Co-authored-by: Vishal Lama <vishal.lama@gmail.com>
Co-authored-by: Jason Walton <github@lucid.thedreaming.org>
Co-authored-by: Shinya Fujino <shf0811@gmail.com>
Co-authored-by: Jaime Terreu <jaime@Jaimes-MBP.lan>
Co-authored-by: Mike Krisher <michael@bluelava.io>
Co-authored-by: kadiwa <kalle.wachsmuth@gmail.com>
Co-authored-by: Eric Huss <eric@huss.org>
Co-authored-by: Nicholas Nethercote <n.nethercote@gmail.com>
Co-authored-by: Marcus Stollsteimer <sto.mar@web.de>
Co-authored-by: Aryan Malik <aryanhunny98@gmail.com>