fix(deps): update dependency better-auth to v1.4.2 [security]

Author: renovate[bot]

package.json

@@ -47,7 +47,7 @@
     "@upstash/redis": "1.34.9",
     "@vercel/analytics": "1.5.0",
     "@vercel/postgres": "0.10.0",
-    "better-auth": "1.2.12",
+    "better-auth": "1.4.2",
     "blurhash": "2.0.5",
     "bypass-vue-devtools": "0.0.6",
     "chroma-js": "3.1.2",