chore(deps): bump @letta-ai/letta-client from 1.7.8 to 1.7.9 (#406)

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package.json

@@ -66,7 +66,7 @@
   "dependencies": {
     "@clack/prompts": "^0.11.0",
     "@hapi/boom": "^10.0.1",
-    "@letta-ai/letta-client": "^1.7.8",
+    "@letta-ai/letta-client": "^1.7.9",
     "@letta-ai/letta-code-sdk": "^0.1.6",
     "@types/express": "^5.0.6",
     "@types/node": "^25.0.10",