remove confusing outdated note on interactive rebasing
bug #3460 remove confusing outdated note on interactive rebasing (xabbuh)

This PR was merged into the 2.3 branch.

Discussion
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remove confusing outdated note on interactive rebasing

| Q             | A
| ------------- | ---
| Doc fix?      | yes
| New docs?     | no
| Applies to    | all
| Fixed tickets | #3458

Commits
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eec82ed remove confusing outdated note on interactive rebasing