[FIX] web_editor: crash on pasting from website

When pasting content on a web page with a web editor, a `browser is not defined`
error occurs. This error seems to commit [1] import missing `browser` while calling
`browser.setTimeout`.

So we imported `browser` from owl to handle this error.

[1]: odoo@3e8259b

closes odoo#94509

Signed-off-by: Romain Derie (rde) <[email protected]>

Author: ngochuy97hp

addons/web_editor/static/src/js/editor/rte.js

@@ -11,6 +11,8 @@ var summernoteCustomColors = require('web_editor.rte.summernote_custom_colors');
 
 var _t = core._t;
 
+const { browser } = owl;
+
 // Summernote Lib (neek change to make accessible: method and object)
 var dom = summernote.core.dom;
 var range = summernote.core.range;