Hide success message when the video is uploaded from the item selector

• Type: Technical Task
• Status: Closed
• Priority: Minor
• Resolution: Completed
• Affects Version/s: None
• Fix Version/s: Master
• Component/s: Documents & Media, Item Selector
• Labels: None
• Sprint: LIMA | #27 | DEV | Nov10-Dec01, LIMA | #28 | DEV | Dec01-Dec22
• Git Pull Request: https://github.com/liferay-lima/liferay-portal/pull/1142

If the video is uploaded from the item selector, the embedded iframe will show a green toast with the success message.