feat: add mac support for hacky script

[zzorica]

Add mac support for hacky script

Description

BSD sed is default one on MacOS so we need to get GNU-compatible sed withbrew install gsed. Scipt will check if its run on MacOS, and if it is, provide option to install gsed if its not already installed.

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Checklist

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings

Related Issue(s)

M/A

Screenshots

N/A

Notes

N/A