chore: add script lint:fix (#1413)

Author: MikeMcC399

CONTRIBUTING.md

@@ -55,6 +55,7 @@ To contribute changes, follow these instructions in the order given below:
 
    ```bash
    npm run format:all
+   npm run lint:fix
    ```
 
 1. If you have only modified Markdown documents (`*.md`), then you can alternatively execute the following to format only those documents:

package.json

@@ -18,6 +18,7 @@
     "format:all": "prettier --write .",
     "format:all:check": "prettier --check .",
     "lint": "eslint",
+    "lint:fix": "eslint --fix",
     "check:markdown-links": "find *.md docs/*.md -print0 | xargs -0 -n1 markdown-link-check",
     "update:cypress": "./scripts/update-cypress-latest.sh",
     "prepare": "husky"