Update Node.js to v14.21.0 (#195)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [node](https://github.com/nodejs/node) | stage | minor | `14.20.1-bullseye-slim` -> `14.21.0-bullseye-slim` |

---

### Release Notes

<details>
<summary>nodejs/node</summary>

### [`v14.21.0`](https://github.com/nodejs/node/releases/tag/v14.21.0)

[Compare Source](nodejs/node@v14.20.1...v14.21.0)

##### Notable changes

-   **deps**:
    -   update corepack to 0.14.2 (Node.js GitHub Bot) [#&#8203;44775](nodejs/node#44775)
-   **src**:
    -   add --openssl-shared-config option (Daniel Bevenius) [#&#8203;43124](nodejs/node#43124)

##### Commits

-   \[[`773f587912`](nodejs/node@773f587912)] - **deps**: cherry-pick [libuv/libuv@`3a7b955`](libuv/libuv@3a7b955) (Ben Noordhuis) [#&#8203;43950](nodejs/node#43950)
-   \[[`a1dea66956`](nodejs/node@a1dea66956)] - **deps**: cherry-pick [libuv/libuv@`abb109f`](libuv/libuv@abb109f) (Ben Noordhuis) [#&#8203;43950](nodejs/node#43950)
-   \[[`98c49d81f5`](nodejs/node@98c49d81f5)] - **deps**: update corepack to 0.14.2 (Node.js GitHub Bot) [#&#8203;44775](nodejs/node#44775)
-   \[[`18c43c8518`](nodejs/node@18c43c8518)] - **deps**: update timezone to tz2022e (Richard Lau) [#&#8203;45094](nodejs/node#45094)
-   \[[`a1f8e4db48`](nodejs/node@a1f8e4db48)] - **deps**: update corepack to 0.14.1 (Node.js GitHub Bot) [#&#8203;44704](nodejs/node#44704)
-   \[[`e55389ca86`](nodejs/node@e55389ca86)] - **deps**: update corepack to 0.14.0 (Node.js GitHub Bot) [#&#8203;44509](nodejs/node#44509)
-   \[[`0227462418`](nodejs/node@0227462418)] - **deps**: update corepack to 0.13.0 (Node.js GitHub Bot) [#&#8203;44318](nodejs/node#44318)
-   \[[`ee24c320ea`](nodejs/node@ee24c320ea)] - **deps**: update corepack to 0.12.3 (Node.js GitHub Bot) [#&#8203;44229](nodejs/node#44229)
-   \[[`28e9891449`](nodejs/node@28e9891449)] - **deps**: update corepack to 0.12.2 (Node.js GitHub Bot) [#&#8203;44159](nodejs/node#44159)
-   \[[`b6972c9df2`](nodejs/node@b6972c9df2)] - **deps**: update corepack to 0.12.1 (Node.js GitHub Bot) [#&#8203;43965](nodejs/node#43965)
-   \[[`9d6cb3b5f1`](nodejs/node@9d6cb3b5f1)] - **deps**: update corepack to 0.12.0 (Node.js GitHub Bot) [#&#8203;43748](nodejs/node#43748)
-   \[[`fa6c276b4f`](nodejs/node@fa6c276b4f)] - **deps**: update Corepack to 0.11.2 (Maël Nison) [#&#8203;43402](nodejs/node#43402)
-   \[[`4f83d75626`](nodejs/node@4f83d75626)] - **(SEMVER-MAJOR)** **src,doc,test**: add --openssl-shared-config option (Daniel Bevenius) [#&#8203;43124](nodejs/node#43124)
-   \[[`9487028043`](nodejs/node@9487028043)] - **test**: fix intl tests on small-icu builds (Antoine du Hamel) [#&#8203;41939](nodejs/node#41939)
-   \[[`a1d52097f8`](nodejs/node@a1d52097f8)] - **tools**: add more options to track flaky tests (Antoine du Hamel) [#&#8203;43954](nodejs/node#43954)

</details>

---

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---

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This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNC45LjEiLCJ1cGRhdGVkSW5WZXIiOiIzNC45LjEifQ==-->

Reviewed-on: https://git.walbeck.it/mwalbeck/docker-jellyfin-livestream/pulls/195
Co-authored-by: renovate-bot <bot@walbeck.it>
Co-committed-by: renovate-bot <bot@walbeck.it>

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:14.20.1-bullseye-slim@sha256:885c16d7d6a4c94fd16f46b4d059c0421df1e6c5ac913adeacc7d3db47d03d86 as web-builder
+FROM node:14.21.0-bullseye-slim@sha256:a1319daf4b04d87ba677949782095858865ae82b199274397981c4c60133fb6d as web-builder
 
 # renovate: datasource=github-tags depName=jellyfin/jellyfin-web versioning=semver
 ENV JELLYFIN_WEB_VERSION v10.7.7