chore(deps): update dependency buildifier_prebuilt to v6.3.3 (#340)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [buildifier_prebuilt](https://togithub.com/keith/buildifier-prebuilt)
| http_archive | minor | `6.1.2` -> `6.3.3` |

---

### Release Notes

<details>
<summary>keith/buildifier-prebuilt (buildifier_prebuilt)</summary>

###
[`v6.3.3`](https://togithub.com/keith/buildifier-prebuilt/releases/tag/6.3.3)

[Compare
Source](https://togithub.com/keith/buildifier-prebuilt/compare/6.1.2.2...6.3.3)

#### What's Changed

- Update to 6.3.3 by [@&#8203;keith](https://togithub.com/keith) in
[https://github.com/keith/buildifier-prebuilt/pull/79](https://togithub.com/keith/buildifier-prebuilt/pull/79)

**Full Changelog**:
keith/buildifier-prebuilt@6.1.2.2...6.3.3

#### Bazel Module Snippet

```python
bazel_dep(
    name = "buildifier_prebuilt",
    version = "6.3.3",
    dev_dependency = True,
)
```

#### Workspace Snippet

```python
load("@&#8203;bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")

http_archive(
    name = "buildifier_prebuilt",
    sha256 = "72b5bb0853aac597cce6482ee6c62513318e7f2c0050bc7c319d75d03d8a3875",
    strip_prefix = "buildifier-prebuilt-6.3.3",
    urls = [
        "http://github.com/keith/buildifier-prebuilt/archive/6.3.3.tar.gz",
    ],
)

load("@&#8203;buildifier_prebuilt//:deps.bzl", "buildifier_prebuilt_deps")

buildifier_prebuilt_deps()

load("@&#8203;bazel_skylib//:workspace.bzl", "bazel_skylib_workspace")

bazel_skylib_workspace()

load("@&#8203;buildifier_prebuilt//:defs.bzl", "buildifier_prebuilt_register_toolchains")

buildifier_prebuilt_register_toolchains()
```

</details>

---

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deps.bzl

@@ -18,10 +18,10 @@ def _prebuilt_buildtools_dependencies():
     maybe(
         http_archive,
         name = "buildifier_prebuilt",
-        sha256 = "29a50ea545810dc077c408d520eb83e9de3eecfe6395e89cb07149d903fc31e5",
-        strip_prefix = "buildifier-prebuilt-6.1.2",
+        sha256 = "72b5bb0853aac597cce6482ee6c62513318e7f2c0050bc7c319d75d03d8a3875",
+        strip_prefix = "buildifier-prebuilt-6.3.3",
         urls = [
-            "http://github.com/keith/buildifier-prebuilt/archive/6.1.2.tar.gz",
+            "http://github.com/keith/buildifier-prebuilt/archive/6.3.3.tar.gz",
         ],
     )