Fix package issues referencing old index files

Author: mrloop

index.js

@@ -18,13 +18,13 @@
   "type": "module",
   "exports": "./main.js",
   "module": "main.js",
-  "types": "./index.d.ts",
+  "types": "./main.d.ts",
   "scripts": {
     "test": "pnpm test:smoke lint && pnpm test:js && pnpm test:smoke",
     "test:smoke": "testem ci",
     "test:js": "qunit test/retry.js && qunit test/retry-only.js",
     "dev": "qunit --watch",
-    "lint": "eslint index.js"
+    "lint": "eslint main.js"
   },
   "devDependencies": {
     "@release-it-plugins/lerna-changelog": "^7.0.0",