tweak package dot json (#197)

Author: Irev-Dev

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@kittycad/lib",
-  "version": "0.0.44",
+  "version": "0.0.45",
   "description": "Javascript library for KittyCAD API",
   "type": "module",
   "keywords": [
@@ -21,7 +21,7 @@
   },
   "exports": {
     ".": {
-      "types": "./dist/types/src",
+      "types": "./dist/types/src/index.d.ts",
       "import": "./dist/mjs/index.js",
       "require": "./dist/cjs/index.js"
     }