[FEAT]: Apply changes of PR #33 to install-freisa.sh

[gmacario]

📑 Description

Extends #33

✅ Checks

• [x] My pull request adheres to the code style of this project
• [ ] My code requires changes to the documentation
• [ ] I have updated the documentation as required
• [x] All the tests have passed

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[gmacario]

@pitdagosti please review and merge. Thanks!