refactor: removed unused import statements

[alkavats1]

PR Checklist

Please check to confirm your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/angular/angular-cli/blob/main/CONTRIBUTING.md#-commit-message-guidelines
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

• Bugfix
• Feature
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• CI related changes
• Documentation content changes
• Other... Please describe:

What is the current behavior?

Issue Number: N/A

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Does this PR introduce a breaking change?

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Other information

[alan-agius4]

LGTM. Thanks for your contribution

Can you please change the commit message type to refactor instead of docs?

[alkavats1]

LGTM. Thanks for your contribution

Can you please change the commit message type to refactor instead of docs?

done, please review

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