ci: trivy: try to avoid scanning devDependencies

we really don't care about a dependency of cypress having a vuln, it
doesn't exist in prod...

Author: NicolasCARPi

.github/workflows/build_hypernext.yaml

@@ -97,6 +97,7 @@ jobs:
           # use only the vuln scanner to avoid OOM kill with secrets scanning
           #not working: scanners: 'vuln'
           severity: 'CRITICAL,HIGH'
+          args: '--prod'
 
       # SBOM
       - name: Run Trivy in GitHub SBOM mode and submit results to Dependency Graph