Have package.json point to correct type file (#89)

* have package.json point to correct type file

* use standard field name

* bump the version

Author: aarsilv

package.json

@@ -1,14 +1,14 @@
 {
   "name": "@eppo/js-client-sdk",
-  "version": "3.2.0",
+  "version": "3.2.1",
   "description": "Eppo SDK for client-side JavaScript applications",
   "main": "dist/index.js",
   "files": [
     "/dist",
     "/src",
     "!*.spec.ts"
   ],
-  "typings": "dist/js-client-sdk.d.ts",
+  "types": "dist/index.d.ts",
   "scripts": {
     "lint": "eslint '**/*.{ts,tsx}' '**/*.d.{ts,tsx}' --cache",
     "lint:fix": "eslint --fix '**/*.{ts,tsx}' --cache",
@@ -58,4 +58,4 @@
   "dependencies": {
     "@eppo/js-client-sdk-common": "3.3.3"
   }
-}
+}