Bumps `slf4j.version` from 2.0.1 to 2.0.4.
Updates `slf4j-api` from 2.0.1 to 2.0.4
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/qos-ch/slf4j/commit/35dd7ff1e75cf83ffb6784a9537ff92c865e78b2"><code>35dd7ff</code></a> removed unused META-INF/services entry</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/440c2f3000fc0e2d7646f0b3d6e36e8bc2ef2485"><code>440c2f3</code></a> prepare release 2.0.4</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/43a36303e5a2338c22ec9aad5b01a401034eb553"><code>43a3630</code></a> use the class loader that loaded LoggerFactory (instead of the threadContextC...</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/557bf7c0bd4e2c2cd85ef389729107461938dd15"><code>557bf7c</code></a> [SLF4J-548] Fix ServiceLoader usage in servlet environment</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/632410565b26e4d67fc7ef2ce4c212380b4e59d1"><code>6324105</code></a> enhance manifest with capabilities</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/e540299d58bc5f53cab3236cc1b2f29281982074"><code>e540299</code></a> edit blurb on release championing</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/dfb41b06a8e5a6aed5e2856edf099fd324822dcf"><code>dfb41b0</code></a> Update README.md</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/47c7cc7fa46d883d46b4000028aab6ef5562a139"><code>47c7cc7</code></a> clarify Logger.makeLoggingEventBuilder javadoc</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/0be1bc15f26f11233ee7f657eb5b50fe552a49f1"><code>0be1bc1</code></a> Merge branch 'master' of github.com:qos-ch/slf4j</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/d60690c0b9f0e4c89b71236cee9dc14d967d7778"><code>d60690c</code></a> more flexible way to</li>
<li>Additional commits viewable in <a href="https://github.com/qos-ch/slf4j/compare/v_2.0.1...v_2.0.4">compare view</a></li>
</ul>
</details>
<br />

Updates `slf4j-simple` from 2.0.1 to 2.0.4
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/qos-ch/slf4j/commit/35dd7ff1e75cf83ffb6784a9537ff92c865e78b2"><code>35dd7ff</code></a> removed unused META-INF/services entry</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/440c2f3000fc0e2d7646f0b3d6e36e8bc2ef2485"><code>440c2f3</code></a> prepare release 2.0.4</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/43a36303e5a2338c22ec9aad5b01a401034eb553"><code>43a3630</code></a> use the class loader that loaded LoggerFactory (instead of the threadContextC...</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/557bf7c0bd4e2c2cd85ef389729107461938dd15"><code>557bf7c</code></a> [SLF4J-548] Fix ServiceLoader usage in servlet environment</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/632410565b26e4d67fc7ef2ce4c212380b4e59d1"><code>6324105</code></a> enhance manifest with capabilities</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/e540299d58bc5f53cab3236cc1b2f29281982074"><code>e540299</code></a> edit blurb on release championing</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/dfb41b06a8e5a6aed5e2856edf099fd324822dcf"><code>dfb41b0</code></a> Update README.md</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/47c7cc7fa46d883d46b4000028aab6ef5562a139"><code>47c7cc7</code></a> clarify Logger.makeLoggingEventBuilder javadoc</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/0be1bc15f26f11233ee7f657eb5b50fe552a49f1"><code>0be1bc1</code></a> Merge branch 'master' of github.com:qos-ch/slf4j</li>
<li><a href="https://github.com/qos-ch/slf4j/commit/d60690c0b9f0e4c89b71236cee9dc14d967d7778"><code>d60690c</code></a> more flexible way to</li>
<li>Additional commits viewable in <a href="https://github.com/qos-ch/slf4j/compare/v_2.0.1...v_2.0.4">compare view</a></li>
</ul>
</details>
<br />

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting `dependabot rebase`.

[//]: # (dependabot-automerge-start)
[//]: # (dependabot-automerge-end)

---

<details>
<summary>Dependabot commands and options</summary>
<br />

You can trigger Dependabot actions by commenting on this PR:
- `dependabot rebase` will rebase this PR
- `dependabot recreate` will recreate this PR, overwriting any edits that have been made to it
- `dependabot merge` will merge this PR after your CI passes on it
- `dependabot squash and merge` will squash and merge this PR after your CI passes on it
- `dependabot cancel merge` will cancel a previously requested merge and block automerging
- `dependabot reopen` will reopen this PR if it is closed
- `dependabot close` will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
- `dependabot ignore this major version` will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself)
- `dependabot ignore this minor version` will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself)
- `dependabot ignore this dependency` will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)

</details>

Closes apache#1320 from dependabot[bot]/dependabot/maven/java/slf4j.version-2.0.4.

Authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>