Enable the @typescript-eslint/no-unsafe-assignment eslint rule (#1832)

## Description:

Enable the `@typescript-eslint/no-unsafe-assignment` eslint rule.

Fixes #1781

## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I process any text displayed to the user through translateText()
and I've added it to the en.json file
- [x] I have added relevant tests to the test directory
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced

eslint-plugin-local/rules/no-z-array.js

@@ -1,3 +1,4 @@
+/* eslint-disable @typescript-eslint/no-unsafe-assignment */
 export default {
   create(context) {
     return {