refactor: replace raw prints with functions for standardized output

[abgox]

Description

Replace raw prints with functions for standardized output.

Motivation and Context

Closes #6450

Checklist:

• I have read the Contributing Guide.
• I have ensured that I am targeting the develop branch.
• I have updated the documentation accordingly.
• I have updated the tests accordingly.
• I have added an entry in the CHANGELOG.

[abgox]

This change also improves compatibility with scoop-i18n.

[abgox]

• @niheaven
• There are some suggestions for modifying the output.
• I think it can be modified in this PR as well.

https://github.com/ScoopInstaller/Scoop/blob/develop/lib/system.ps1#L110

# Write-Host "Adding $(friendly_path $_) to $(if ($Global) {'global'} else {'your'}) path."
Write-Host "Adding $(friendly_path $_) to $(if ($Global) {'system'} else {'user'}) environment variable $TargetEnvVar."

https://github.com/ScoopInstaller/Scoop/blob/develop/lib/system.ps1#L136

# Write-Host "Removing $(friendly_path $_) from $(if ($Global) {'global'} else {'your'}) path."
Write-Host "Adding $(friendly_path $_) to $(if ($Global) {'system'} else {'user'}) environment variable $TargetEnvVar."