⬆️ Bump xterm from 3.12.0 to 3.12.2 in /src (#482)

Bumps [xterm](https://github.com/xtermjs/xterm.js) from 3.12.0 to 3.12.2.
<details>
<summary>Release notes</summary>

*Sourced from [xterm's releases](https://github.com/xtermjs/xterm.js/releases).*

> ## 3.12.2
> ## 🐞 Bug fixes
> 
> - Published missing `dist/` directory ([#2013](https://github-redirect.dependabot.com/xtermjs/xterm.js/issues/2013)) via [@&#8203;Tyriar](https://github.com/Tyriar)
> 
> ## 3.12.1
> ## 🐞 Bug fixes
> 
> - Fix crash related to reflowing wrapped lines ending that ended in `\t` ([#2010](https://github-redirect.dependabot.com/xtermjs/xterm.js/issues/2010)) via [@&#8203;Tyriar](https://github.com/Tyriar)
</details>
<details>
<summary>Commits</summary>

- [`51d0412`](xtermjs/xterm.js@51d0412) v3.12.2
- [`d936a81`](xtermjs/xterm.js@d936a81) Merge pull request [#2011](https://github-redirect.dependabot.com/xtermjs/xterm.js/issues/2011) from xtermjs/Tyriar-patch-1
- [`14a065e`](xtermjs/xterm.js@14a065e) v3.12.1
- [`3ad45b7`](xtermjs/xterm.js@3ad45b7) Merge pull request [#2010](https://github-redirect.dependabot.com/xtermjs/xterm.js/issues/2010) from Tyriar/3.12.1_1932_reflow
- [`925cdae`](xtermjs/xterm.js@925cdae) Fix reflow larger case
- [`fa2a32e`](xtermjs/xterm.js@fa2a32e) Fix reflow smaller case related to ended \t chars
- See full diff in [compare view](xtermjs/xterm.js@3.12.0...3.12.2)
</details>
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[![Dependabot compatibility score](https://api.dependabot.com/badges/compatibility_score?dependency-name=xterm&package-manager=npm_and_yarn&previous-version=3.12.0&new-version=3.12.2)](https://dependabot.com/compatibility-score.html?dependency-name=xterm&package-manager=npm_and_yarn&previous-version=3.12.0&new-version=3.12.2)

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Author: dependabot[bot]

src/package-lock.json

@@ -35,7 +35,7 @@
     "systeminformation": "4.1.4",
     "tail": "2.0.2",
     "ws": "6.2.1",
-    "xterm": "3.12.0",
+    "xterm": "3.12.2",
     "username": "4.1.0"
   },
   "optionalDependencies": {