chore(deps): Bump @sap/xssec from 4.2.4 to 4.2.7 (#330)

Bumps @sap/xssec from 4.2.4 to 4.2.7.

---
updated-dependencies:
- dependency-name: "@sap/xssec"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>