Bump xterm from 4.12.0 to 4.14.1

Bumps [xterm](https://github.com/xtermjs/xterm.js) from 4.12.0 to 4.14.1.
- [Release notes](https://github.com/xtermjs/xterm.js/releases)
- [Commits](https://github.com/xtermjs/xterm.js/compare/4.12.0...4.14.1)

---
updated-dependencies:
- dependency-name: xterm
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -378,7 +378,7 @@
     "webpack-dev-server": "^3.11.2",
     "webpack-node-externals": "^1.7.2",
     "what-input": "^5.2.10",
-    "xterm": "^4.12.0",
+    "xterm": "^4.14.1",
     "xterm-addon-fit": "^0.5.0"
   }
 }

yarn.lock

@@ -14641,10 +14641,10 @@ xterm-addon-fit@^0.5.0:
   resolved "https://registry.yarnpkg.com/xterm-addon-fit/-/xterm-addon-fit-0.5.0.tgz#2d51b983b786a97dcd6cde805e700c7f913bc596"
   integrity sha512-DsS9fqhXHacEmsPxBJZvfj2la30Iz9xk+UKjhQgnYNkrUIN5CYLbw7WEfz117c7+S86S/tpHPfvNxJsF5/G8wQ==
 
-xterm@^4.12.0:
-  version "4.12.0"
-  resolved "https://registry.yarnpkg.com/xterm/-/xterm-4.12.0.tgz#db09b425b4dcae5b96f8cbbaaa93b3bc60997ca9"
-  integrity sha512-K5mF/p3txUV18mjiZFlElagoHFpqXrm5OYHeoymeXSu8GG/nMaOO/+NRcNCwfdjzAbdQ5VLF32hEHiWWKKm0bw==
+xterm@^4.14.1:
+  version "4.14.1"
+  resolved "https://registry.yarnpkg.com/xterm/-/xterm-4.14.1.tgz#6884cb8fb3b83353b1a98139ea23daedf8e35796"
+  integrity sha512-jgzNg5BuGPwq5/M4dGnmbghZvHx2jaj+9crSEt15bV34Za49VziBmCu7zIy88zUKKiGTxeo7aVzirFSJArIMFw==
 
 y18n@^3.2.1:
   version "3.2.2"