chore: update package versions to 6.4.0

Author: Ansonhkg

session-signatures/getLitActionSessionSigs/package.json

@@ -9,10 +9,10 @@
   },
   "dependencies": {
     "@dotenvx/dotenvx": "^0.44.1",
-    "@lit-protocol/auth-helpers": "^6.3.0",
-    "@lit-protocol/constants": "^6.3.0",
-    "@lit-protocol/lit-auth-client": "^6.3.0",
-    "@lit-protocol/lit-node-client": "^6.3.0",
+    "@lit-protocol/auth-helpers": "^6.4.0",
+    "@lit-protocol/constants": "^6.4.0",
+    "@lit-protocol/lit-auth-client": "^6.4.0",
+    "@lit-protocol/lit-node-client": "^6.4.0",
     "ethers": "v5",
     "node-localstorage": "^3.0.5"
   },