feat: keep clear-all button in token-selector at top right

mentioned in commit adcc4784

mentioned in merge request status-page!618 (merged)

mentioned in merge request gitlab!100637 (merged)

mentioned in merge request gitlab-docs!3180 (merged)

mentioned in merge request gitlab-org/gitlab-services/design.gitlab.com!3091 (merged)

mentioned in commit a3a0b466

mentioned in merge request gitlab-org/frontend/pajamas-adoption-scanner!87 (merged)