Bump xterm from 4.17.0 to 4.18.0

[dependabot[bot]]

Bumps xterm from 4.17.0 to 4.18.0.

Release notes

Sourced from xterm's releases.

4.18.0

📦 API

• Support buffer decorations (#1852) via @​meganrogge

  const marker = term.addMarker(1);
  const decoration = term.registerDecoration({ marker, x: 5 });
  decoration.onRender(() => {
    decoration.element.style.backgroundColor = 'red';
  });
  

  

• Make registerMarker's cursor offset optional (#3663) via @​childrentime

  // Before
  const markerAtCursor = term.registerMarker(0);
  // After
  const markerAtCursor = term.registerMarker();
  

🐞 Bug fixes

• Clear glyph vertices when switching buffers (#3624) via @​Tyriar
• On buffer clear, dispose of markers (#3628) via @​meganrogge

📝 Documentation and internal improvements

• Make VSCode tasks faster on reload (#3662) via @​Tyriar

🎉 New real-world use cases

• Libv86 Terminal Forwarding (#3664) via @​hello-smile6

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🤝 Compatible addon versions

• xterm-addon-attach@0.6.0
• xterm-addon-fit@0.5.0
• xterm-addon-ligatures@0.5.2
• xterm-addon-search@0.8.2
• xterm-addon-serialize@0.6.1
• xterm-addon-unicode11@0.3.0
• xterm-addon-web-links@0.5.1
• xterm-addon-webgl@0.11.4

Commits

• a8fbc8d Merge pull request #3664 from hello-smile6/patch-1
• c5a4804 Merge pull request #3663 from childrentime/dev_wlw
• 9b02e95 Make registerMarker's cursor offset optional
• 14366e7 Add libv86 terminal forwarding
• e1c1495 Merge pull request #3662 from Tyriar/tyriar/faster_tasks
• f5ccf75 Merge branch 'master' into tyriar/faster_tasks
• 771d5f5 Simplify task names
• 336b45a Make vscode tasks faster on reload
• 0f15a78 Merge pull request #3661 from meganrogge/master
• 69d6d53 Merge branch 'master' of https://github.com/meganrogge/xterm.js
• Additional commits viewable in compare view

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