Bump the eslint group across 1 directory with 3 updates (#2790)

Bumps the eslint group with 3 updates in the /src/Elastic.Documentation.Site directory: [@eslint/js](https://github.com/eslint/eslint/tree/HEAD/packages/js), [eslint](https://github.com/eslint/eslint) and [typescript-eslint](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/typescript-eslint).


Updates `@eslint/js` from 9.39.2 to 10.0.1
- [Release notes](https://github.com/eslint/eslint/releases)
- [Commits](https://github.com/eslint/eslint/commits/v10.0.1/packages/js)

Updates `eslint` from 9.39.2 to 10.0.0
- [Release notes](https://github.com/eslint/eslint/releases)
- [Commits](eslint/eslint@v9.39.2...v10.0.0)

Updates `typescript-eslint` from 8.54.0 to 8.55.0
- [Release notes](https://github.com/typescript-eslint/typescript-eslint/releases)
- [Changelog](https://github.com/typescript-eslint/typescript-eslint/blob/main/packages/typescript-eslint/CHANGELOG.md)
- [Commits](https://github.com/typescript-eslint/typescript-eslint/commits/v8.55.0/packages/typescript-eslint)

---
updated-dependencies:
- dependency-name: "@eslint/js"
  dependency-version: 10.0.1
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: eslint
- dependency-name: eslint
  dependency-version: 10.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: eslint
- dependency-name: typescript-eslint
  dependency-version: 8.55.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: eslint
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

src/Elastic.Documentation.Site/Assets/copybutton.ts

@@ -3,20 +3,6 @@
 // This is copied from legacy. It works, but we should rework this if we ever need to change it
 import { $$ } from 'select-dom'
 
-const DOCUMENTATION_OPTIONS = {
-    VERSION: '',
-    LANGUAGE: 'en',
-    COLLAPSE_INDEX: false,
-    BUILDER: 'html',
-    FILE_SUFFIX: '.html',
-    LINK_SUFFIX: '.html',
-    HAS_SOURCE: true,
-    SOURCELINK_SUFFIX: '.txt',
-    NAVIGATION_WITH_KEYS: false,
-    SHOW_SEARCH_SUMMARY: true,
-    ENABLE_SEARCH_SHORTCUTS: true,
-}
-
 const messages = {
     en: {
         copy: 'Copy',
@@ -70,12 +56,6 @@ if (
     locale = document.documentElement.lang
 }
 
-let doc_url_root =
-    'URL_ROOT' in DOCUMENTATION_OPTIONS ? DOCUMENTATION_OPTIONS.URL_ROOT : ''
-if (doc_url_root == '#') {
-    doc_url_root = ''
-}
-
 /**
  * SVG files for our copy buttons
  */
@@ -200,14 +180,13 @@ const addCopyButtonToCodeCells = (
         }
 
         const outputLines = []
-        let promptFound = false
         let gotLineCont = false
         let gotHereDoc = false
         const lineGotPrompt = []
         for (const line of textContent.split('\n')) {
             match = line.match(regexp)
             if (match || gotLineCont || gotHereDoc) {
-                promptFound = regexp.test(line)
+                const promptFound = regexp.test(line)
                 lineGotPrompt.push(promptFound)
                 if (removePrompts && promptFound) {
                     outputLines.push(match[2])