`ctrl+enter` keybinding conflicts with default source control

[woter1832]

Describe the bug Please review issue #214319 raised in Microsoft/VSCode repository.

Thanks.

To Reproduce Steps to reproduce the behavior:

1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior A clear and concise description of what you expected to happen.

Screenshots If applicable, add screenshots to help explain your problem.

Environment (please complete the following information):

• OS: [e.g. iOS]
• Version [e.g. 22]
• vscode version [e.g. 1.42]

Additional context Add any other context about the problem here.

[fernandoescolar]

duplicate #296