fix(deps): update dependency @codemirror/lang-javascript to v6 (#222)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

package.json

@@ -76,7 +76,7 @@
     "@babel/plugin-transform-classes": "~7.24.0",
     "@babel/runtime": "~7.24.0",
     "@babel/standalone": "~7.24.0",
-    "@codemirror/lang-javascript": "^0.20.0",
+    "@codemirror/lang-javascript": "^6.0.0",
     "@uiw/copy-to-clipboard": "~1.0.12",
     "@uiw/react-codemirror": "~4.21.0",
     "@uiw/react-codepen": "~1.0.2",