Checkboxes/Context-menu follow-ups and pending issues

[wolmir]

• [ ] Dismiss interactive tooltips on ESC (https://github.com/iterative/vscode-dvc/pull/1986#issuecomment-1177989980)
• [ ] On a bulk selection, if any of the experiments is removable, then show the remove option and remove only the ones we can (https://github.com/iterative/vscode-dvc/pull/1986/files#r914334330). NOTE: This needs discussion with team, maybe
• [ ] Refactor the context-menu options logic (https://github.com/iterative/vscode-dvc/pull/1986#discussion_r914336887)