Bump xterm-addon-webgl from 0.5.0-beta.7 to 0.5.0 in /terminus-terminal

Bumps [xterm-addon-webgl](https://github.com/xtermjs/xterm.js) from 0.5.0-beta.7 to 0.5.0.
- [Release notes](https://github.com/xtermjs/xterm.js/releases)
- [Commits](https://github.com/xtermjs/xterm.js/commits/0.5)

Signed-off-by: dependabot-preview[bot] <[email protected]>

terminus-terminal/yarn.lock

@@ -250,9 +250,9 @@ xterm-addon-search@^0.4.0:
   integrity sha512-g07qb/Z4aSfrQ25e6Z6rz6KiExm2DvesQXkx+eA715VABBr5VM/9Jf0INoCiDSYy/nn7rpna+kXiGVJejIffKg==
 
 xterm-addon-webgl@^0.5.0-beta.7:
-  version "0.5.0-beta.7"
-  resolved "https://registry.yarnpkg.com/xterm-addon-webgl/-/xterm-addon-webgl-0.5.0-beta.7.tgz#b7b95a362e942ad6f86fa286d7b7bd8ee3e7cf67"
-  integrity sha512-v6aCvhm1C6mvaurGwUYQfyhb2cAUyuVnzf3Ob/hy5ebtyzUj4wW0N9NbqDEJk67UeMi1lV2xZqrO5gNeTpVqFA==
+  version "0.5.0"
+  resolved "https://registry.yarnpkg.com/xterm-addon-webgl/-/xterm-addon-webgl-0.5.0.tgz#c1031dc7599cce3509824643ab5f15361c928e3e"
+  integrity sha512-hQrvabKCnwXFaEZ+YtoJM9Pm0CIBXL5KSwoU+RiGStU3KYTAcqYP2GsH3dWdvKX6kTWhWLS81dtDsGkfbOciuA==
 
 xterm@^4.4.0-beta.15:
   version "4.4.0-beta.15"