Remove a few more .all imports

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The title says it all.

CC:  @mkoeppe

Component: **refactoring**

Author: **Tobias Diez**

Branch/Commit: **[`65b9ad4`](https://github.com/sagemath/sagetrac-mirror/commit/65b9ad4c0f0457255e4b18ea4ef89c10a65d58e3)**

Reviewer: **Matthias Koeppe**

_Issue created by migration from https://trac.sagemath.org/ticket/30739_

