docs: update release checklist

Author: DaleSeo

RELEASE_CHECKLIST.md

@@ -4,14 +4,14 @@ This document outlines the steps required to prepare and execute a new release o
 
 ## Release Process
 
+- [ ] Create a new branch "#.#.#" where "#.#.#" is this release's version
 - [ ] Update the change log by running `cargo xtask changeset changelog #.#.#` where `#.#.#` is the release version, and verify the results in [CHANGELOG.md](./CHANGELOG.md)
 - [ ] Ensure that any new command line arguments have been added to [the command reference doc page](./docs/source/command-reference.mdx)
 - [ ] Ensure any new command line arguments have an equivalent in `rover dev`, or there is an open task to add them if appropriate
 - [ ] Update the version number in [Cargo.toml](./Cargo.toml)
-- [ ] Update the version number in [the *nix install script](./scripts/nix/install.sh)
+- [ ] Update the version number in [the \*nix install script](./scripts/nix/install.sh)
 - [ ] Update the version number in [the Windows install script](./scripts/windows/install.ps1)
 - [ ] Update the version number in [the command reference](./docs/source/command-reference.mdx)
-- [ ] Update the version numbers in [user guide](./docs/source/guides/index.mdx)
 - [ ] Create a PR with these changes
 - [ ] Copy and paste the section of the change log for this release into the PR comment
 - [ ] Get the PR approved and merged