fix: package.json & yarn.lock to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-LANGCHAIN-8310293
- https://snyk.io/vuln/SNYK-JS-LANGCHAIN-8310492

package.json

@@ -44,7 +44,7 @@
     "handlebars": "4.7.8",
     "inquirer": "9.2.12",
     "js-beautify": "1.14.11",
-    "langchain": "0.0.195",
+    "langchain": "0.3.3",
     "node-html-parser": "6.1.11",
     "ora": "7.0.1"
   },