fix(deps): update dependency @langchain/community to v1

Author: ibm-mend-app[bot]

package.json

@@ -36,7 +36,7 @@
   "dependencies": {
     "@joplin/turndown-plugin-gfm": "^1.0.61",
     "@langchain/aws": "^0.1.8",
-    "@langchain/community": "^0.3.34",
+    "@langchain/community": "^1.0.0",
     "@langchain/google-genai": "^0.2.3",
     "@langchain/google-vertexai": "^0.2.4",
     "@langchain/openai": "^0.6.0",