Fix entry for pev2.css in exports

Author: pgiraud

package.json

@@ -14,7 +14,7 @@
       "import": "./dist/pev2.es.js",
       "require": "./dist/pev2.umd.js"
     },
-    "./pev2.css": "./dist/pev2.css"
+    "./dist/pev2.css": "./dist/pev2.css"
   },
   "scripts": {
     "dev": "vite",