Formats file names with backticks (github#35133)

Co-authored-by: Alex Nguyen <150945400+nguyenalex836@users.noreply.github.com>

Author: RicardoLemos5

content/codespaces/setting-your-user-preferences/personalizing-github-codespaces-for-your-account.md

@@ -117,14 +117,14 @@ You can configure {% data variables.product.prodname_github_codespaces %} to use
 
 When you create a new codespace, {% data variables.product.prodname_dotcom %} clones your selected dotfiles repository to the codespace environment, and looks for one of the following files to set up the environment.
 
-* _install.sh_
-* _install_
-* _bootstrap.sh_
-* _bootstrap_
-* _script/bootstrap_
-* _setup.sh_
-* _setup_
-* _script/setup_
+* `install.sh`
+* `install`
+* `bootstrap.sh`
+* `bootstrap`
+* `script/bootstrap`
+* `setup.sh`
+* `setup`
+* `script/setup`
 
 If none of these files are found, then any files or folders in your selected dotfiles repository starting with `.` are symlinked to the codespace's `~` or `$HOME` directory.