TinyMCE: Update to 4.9.11.

Changelog:
https://www.tiny.cloud/docs-4x/changelog/#version4911july132020
https://github.com/tinymce/tinymce/blob/4.x/changelog.txt

A full list of changes in this update can be found on GitHub:
https://github.com/tinymce/tinymce/compare/4.9.10...4.9.11

See #51051.
Built from https://develop.svn.wordpress.org/trunk@49557


git-svn-id: http://core.svn.wordpress.org/trunk@49295 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.6-beta3-49556';
+$wp_version = '5.6-beta3-49557';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.
@@ -27,7 +27,7 @@ $wp_db_version = 49534;
  *
  * @global string $tinymce_version
  */
-$tinymce_version = '49100-20200624';
+$tinymce_version = '49110-20201110';
 
 /**
  * Holds the required PHP version.