Tweak and re-organize ESLint config (#38369)

* Tweak and re-organize ESLint config

* merge individual configs to the root config
* enable more eslint-plugin-import rules
* lint markdown files

* Lint

js/src/util/backdrop.js

@@ -6,8 +6,8 @@
  */
 
 import EventHandler from '../dom/event-handler.js'
-import { execute, executeAfterTransition, getElement, reflow } from './index.js'
 import Config from './config.js'
+import { execute, executeAfterTransition, getElement, reflow } from './index.js'
 
 /**
  * Constants

js/src/util/component-functions.js

@@ -6,8 +6,8 @@
  */
 
 import EventHandler from '../dom/event-handler.js'
-import { isDisabled } from './index.js'
 import SelectorEngine from '../dom/selector-engine.js'
+import { isDisabled } from './index.js'
 
 const enableDismissTrigger = (component, method = 'hide') => {
   const clickEvent = `click.dismiss${component.EVENT_KEY}`

js/src/util/config.js

@@ -5,8 +5,8 @@
  * --------------------------------------------------------------------------
  */
 
-import { isElement, toType } from './index.js'
 import Manipulator from '../dom/manipulator.js'
+import { isElement, toType } from './index.js'
 
 /**
  * Class definition

js/src/util/scrollbar.js

@@ -5,8 +5,8 @@
  * --------------------------------------------------------------------------
  */
 
-import SelectorEngine from '../dom/selector-engine.js'
 import Manipulator from '../dom/manipulator.js'
+import SelectorEngine from '../dom/selector-engine.js'
 import { isElement } from './index.js'
 
 /**

js/src/util/swipe.js

@@ -5,8 +5,8 @@
  * --------------------------------------------------------------------------
  */
 
-import Config from './config.js'
 import EventHandler from '../dom/event-handler.js'
+import Config from './config.js'
 import { execute } from './index.js'
 
 /**

js/src/util/template-factory.js

@@ -5,10 +5,10 @@
  * --------------------------------------------------------------------------
  */
 
-import { DefaultAllowlist, sanitizeHtml } from './sanitizer.js'
-import { execute, getElement, isElement } from './index.js'
 import SelectorEngine from '../dom/selector-engine.js'
 import Config from './config.js'
+import { DefaultAllowlist, sanitizeHtml } from './sanitizer.js'
+import { execute, getElement, isElement } from './index.js'
 
 /**
  * Constants