Fix false positive ZipSlip when an archive starts with dot

[yahavi]

• All tests passed. If this feature is not already covered by the tests, I added new tests.
• This pull request is on the dev branch.
• I used gofmt for formatting the code before submitting the pull request.
• I labeled this pull request with one of the following: 'breaking change', 'new feature', 'bug', or 'ignore for release'

---

Certain archives may have the "." designated as the root directory:

In this scenario, we verify if the combination of the extraction path and "/" serves as the prefix of the archive entry. Moreover, in this case, there exists an entry in the archive that matches the extraction path precisely.

To resolve this issue, the PR removes the "/" from the extraction path prior to inspecting the archive.