[DebugBundle] fix dev dependencies
minor #12077 [DebugBundle] fix dev dependencies (xabbuh)

This PR was merged into the 2.6-dev branch.

Discussion
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[DebugBundle] fix dev dependencies

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

Commits
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3454e59 [DebugBundle] fix dev dependencies