chore(ci): Add OSSF Scorecard Workflow

[sthulb]

Description of your changes

This PR adds a new workflow to the repo to assess the project according to the OSSF guidelines and eventually obtain a scorecard.

Related issues, RFCs

Issue number: #1799

Checklist

• My changes meet the tenets criteria
• I have performed a self-review of my own code
• I have commented my code where necessary, particularly in areas that should be flagged with a TODO, or hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my change is effective and works
• The PR title follows the conventional commit semantics

Breaking change checklist

Is it a breaking change?: NO

• I have documented the migration process
• I have added, implemented necessary warnings (if it can live side by side)

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[github-actions]

No related issues found. Please ensure there is an open issue related to this change to avoid significant delays or closure.

[dreamorosi]

Branch name needs renaming, also please create an issue even if with just a one liner.

[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

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[github-actions]

@aws-powertools/lambda-typescript No related issues found. Please ensure 'status/pending-release' label is applied before releasing.