Upgrade to Vue 2.7

What does this MR do and why?

Resolves Upgrade Vue to 2.7 (#375595 - closed) by upgrading Vue to version 2.7.14.

History

• Original upgrade MR: !94963 (merged)
• Issue about CI runtimes: #371244 (closed)
• Revert of upgrade MR: !96292 (merged)