fix(MWPW-142926):video modal does not close when esc button is presse…

…d. (#1925)

* close dialog modal which contains only video on pressing esc

* focus is set to close button insdie a video modal

* fixed single qoute linting error

* removed || false

* hidden anchors should not be a part of the focusable elements

* Update modal.js

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Co-authored-by: Robert Bogos <146744221+robert-bogos@users.noreply.github.com>
Co-authored-by: Blaine Gunn <Blainegunn@gmail.com>

libs/blocks/modal/modal.js

@@ -1,7 +1,7 @@
 /* eslint-disable import/no-cycle */
 import { createTag, getMetadata, localizeLink, loadStyle, getConfig } from '../../utils/utils.js';
 
-const FOCUSABLES = 'a, button, input, textarea, select, details, [tabindex]:not([tabindex="-1"]';
+const FOCUSABLES = 'a:not(.hide-video), button, input, textarea, select, details, [tabindex]:not([tabindex="-1"]';
 const CLOSE_ICON = `<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 20 20">
   <g transform="translate(-10500 3403)">
     <circle cx="10" cy="10" r="10" transform="translate(10500 -3403)" fill="#707070"/>