docs: fixed shell substitutions in local setup guide (#2512)

Author: dmoonfire

docs/guides-local-setup.md

@@ -33,9 +33,9 @@ npx husky install
 yarn husky install
 
 # Add hook
-npx husky add .husky/commit-msg "npx --no-install commitlint --edit $1"
+npx husky add .husky/commit-msg 'npx --no-install commitlint --edit $1'
 # or
-yarn husky add .husky/commit-msg "yarn commitlint --edit $1"
+yarn husky add .husky/commit-msg 'yarn commitlint --edit $1'
 ```
 
 If the file `.husky/commit-msg` already exists, you can edit the file and put this: