Multiple bug fixes

【Contents of the fix】
■Update of Page Builder
・【Firefox, IE】Fixed a bug that caused unstable display of Google map.
・Fixed a bug where the edited content would overflow the editor when using the block editor.
・Fixed an issue with the editor switching in WordPress 5.5 and adjusted the CSS.
・Fixed a bug that the checkbox of the block border was removed when duplicating a block.
・Fixed other minor bugs.
■Fixed a bug in the theme options > Quick Tags > Google Maps settings where the map saturation was set to 0 and the output was the same as -100.
■Fixed a bug where videos cannot be set on the top page (for smartphones).
■Fixed a bug where Googlemap would not display if Lazyload was turned on and the address was in Japanese.
■Fixed a minor bug.

The following are the files that have been fixed in this update.

【Modified file】
admin/js/my_script.js
functions/acceleration.php
functions/short_code.php
languages/ja.mo
languages/ja.po
pagebuilder/assets/admin/css/admin.css
pagebuilder/assets/admin/js/admin.js
pagebuilder/modules/googlemap.php
pagebuilder/modules/simple_table.php
pagebuilder/modules/slider.php
pagebuilder/pagebuilder.php
style.css