eslint: Use import/typescript config (#1696)

Use [eslint-plugin-import's typescript
config](https://github.com/import-js/eslint-plugin-import/blob/main/config/typescript.js)
per [the recommendation in their
readme](https://github.com/import-js/eslint-plugin-import#typescript).

## Checklist

- [ ] I have added
[tests](https://www.cursorless.org/docs/contributing/test-case-recorder/)
- [ ] I have updated the
[docs](https://github.com/cursorless-dev/cursorless/tree/main/docs) and
[cheatsheet](https://github.com/cursorless-dev/cursorless/tree/main/cursorless-talon/src/cheatsheet)
- [ ] I have not broken the cheatsheet

Author: auscompgeek

.eslintrc.json

@@ -4,6 +4,7 @@
   "extends": [
     "eslint:recommended",
     "plugin:@typescript-eslint/recommended",
+    "plugin:import/typescript",
     "prettier"
   ],
   "parserOptions": {
@@ -68,9 +69,6 @@
     }
   ],
   "settings": {
-    "import/parsers": {
-      "@typescript-eslint/parser": [".ts", ".tsx"]
-    },
     "import/resolver": {
       "typescript": {
         "alwaysTryTypes": true, // always try to resolve types under `<root>@types` directory even it doesn't contain any source code, like `@types/unist`