Invalid rule for SPECTRAL_DISABLED variable

Describe the bug

Job not visible in the pipeline

Expected behavior

Job should be visible

Actual behavior

Job not visible

Logs and/or screenshots

n/a

Context & Configuration

In the template file, line 375:

  rules:
    - if: $SPECTRAL_DISABLED
      when: never

should be

  rules:
    - if: '$SPECTRAL_DISABLED == "true"'
      when: never