🔨(project) add json, cjs and js extensions to prettier config

Prettier had some missing extensions in the config, this commit
added them, we then prettified the whole project. We
ignore the `cunningham-tokens` files.

packages/react/tsconfig.eslint.json

@@ -1,9 +1,5 @@
 {
   "extends": "./tsconfig.json",
   "exclude": [],
-  "include": [
-    "**/*.ts",
-    "**/*.tsx",
-    ".eslintrc.cjs"
-  ]
-}
+  "include": ["**/*.ts", "**/*.tsx", ".eslintrc.cjs"]
+}