chore(deps): update dependency dprint-json to v0.21.0 (#301)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [dprint-json](https://redirect.github.com/dprint/dprint-plugin-json) |
minor | `0.20.0` -> `0.21.0` |

---

### Release Notes

<details>
<summary>dprint/dprint-plugin-json (dprint-json)</summary>

###
[`v0.21.0`](https://redirect.github.com/dprint/dprint-plugin-json/releases/tag/0.21.0)

[Compare
Source](https://redirect.github.com/dprint/dprint-plugin-json/compare/0.20.0...0.21.0)

#### Changes

- feat: support hexadecimal numbers, plus sign on numbers, and
properties with underscores
([#&#8203;42](https://redirect.github.com/dprint/dprint-plugin-json/issues/42))

#### Install

[Install](https://dprint.dev/install/) and
[setup](https://dprint.dev/setup/) dprint.

Then in your project's dprint configuration file:

1. Specify the plugin url in the `"plugins"` array (can be done via
`dprint config add json`).
2. Add a `"json"` configuration property if desired.
   ```jsonc
   {
     // ...etc...
     "json": {
       // json config goes here
     },
     "plugins": [
       "https://plugins.dprint.dev/json-0.21.0.wasm"
     ]
   }
   ```

#### JS Formatting API

- [JS Formatter](https://redirect.github.com/dprint/js-formatter) -
Browser/Deno and Node
- [npm package](https://www.npmjs.com/package/@&#8203;dprint/json)

</details>

---

### Configuration

📅 **Schedule**: Branch creation - "before 9am on monday" in timezone
Asia/Shanghai, Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR is behind base branch, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update
again.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
log](https://developer.mend.io/github/oxc-project/oxc-node).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0MS4xNDMuMSIsInVwZGF0ZWRJblZlciI6IjQxLjE0My4xIiwidGFyZ2V0QnJhbmNoIjoibWFpbiIsImxhYmVscyI6W119-->

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

dprint.json

@@ -21,7 +21,7 @@
   ],
   "plugins": [
     "https://plugins.dprint.dev/typescript-0.95.11.wasm",
-    "https://plugins.dprint.dev/json-0.20.0.wasm",
+    "https://plugins.dprint.dev/json-0.21.0.wasm",
     "https://plugins.dprint.dev/markdown-0.20.0.wasm",
     "https://plugins.dprint.dev/g-plane/pretty_yaml-v0.5.1.wasm",
     "https://plugins.dprint.dev/toml-0.7.0.wasm"