mv sequeeze for R earlier

[affeldt-aist]

Motivation for this change

This PR is essentially moving squeeze_cvgr from normed_module.v to the topology_theory directory
so that it is available to develop the theory of TVSs.

Checklist

• added corresponding entries in CHANGELOG_UNRELEASED.md

• added corresponding documentation in the headers

Reference: How to document

Merge policy

As a rule of thumb:

• PRs with several commits that make sense individually and that
  all compile are preferentially merged into master.
• PRs with disorganized commits are very likely to be squash-rebased.

Reminder to reviewers

• Read this Checklist
• Put a milestone if possible
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