Refactor/deactivate sh env

[memsharded]

Changelog: (Feature | Fix | Bugfix): Describe here your pull request
Docs: https://github.com/conan-io/docs/pull/XXXX

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[memsharded]

Closing as outdated, some things were already fixed, one test is already in develop2, I will just add a new test in a separate PR: #19406