chore(deps): update dependency llamaindex to v0.12.1 (googleapis#2599)

This PR contains the following updates:

| Package | Change |
[Age](https://docs.renovatebot.com/merge-confidence/) |
[Confidence](https://docs.renovatebot.com/merge-confidence/) |
|---|---|---|---|
| [llamaindex](https://redirect.github.com/run-llama/LlamaIndexTS)
([source](https://redirect.github.com/run-llama/LlamaIndexTS/tree/HEAD/packages/llamaindex))
| [`0.12.0` →
`0.12.1`](https://renovatebot.com/diffs/npm/llamaindex/0.12.0/0.12.1) |
![age](https://developer.mend.io/api/mc/badges/age/npm/llamaindex/0.12.1?slim=true)
|
![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/llamaindex/0.12.0/0.12.1?slim=true)
|

---

### Release Notes

<details>
<summary>run-llama/LlamaIndexTS (llamaindex)</summary>

###
[`v0.12.1`](https://redirect.github.com/run-llama/LlamaIndexTS/blob/HEAD/packages/llamaindex/CHANGELOG.md#0121)

[Compare
Source](https://redirect.github.com/run-llama/LlamaIndexTS/compare/llamaindex@0.12.0...llamaindex@0.12.1)

##### Patch Changes

-
[`3af5617`](https://redirect.github.com/run-llama/LlamaIndexTS/commit/3af5617):
fix undefined values in querytool

</details>

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Author: renovate-bot

docs/en/getting-started/quickstart/js/llamaindex/package-lock.json

@@ -14,7 +14,7 @@
     "@llamaindex/core": "^0.6.22",
     "@llamaindex/google": "^0.4.0",
     "@llamaindex/workflow": "^1.1.24",
-    "llamaindex": "0.12.0",
+    "llamaindex": "0.12.1",
     "@toolbox-sdk/core": "^0.2.0"
   }
 }