Update njsscan to v0.1.9

What does this MR do?

• Update njsscan to v0.1.9
  • Added rule to detect CWE-89 (SQL Injection) with knex.js.
  • Added rule to detect CWE-327 (broken or risky crypto algorithm) when AES is used without an initialization vector.

What are the relevant issue numbers?

• https://gitlab.com/gitlab-org/security-products/release/-/issues/104

Does this MR meet the acceptance criteria?

• Changelog entry added
• Documentation created/updated for GitLab EE, if necessary
• Documentation created/updated for this project, if necessary
• Documentation reviewed by technical writer or follow-up review issue created
• Tests added for this feature/bug
• Job definition updated, if necessary
  • Auto-DevOps template
  • Job definition example
  • CI Templates
• Conforms to the code review guidelines
• Conforms to the Go guidelines
• Security reports checked/validated by reviewer