docs: add trivy-config to table (#195)

README.md

@@ -500,6 +500,7 @@ Following inputs can be used as `step.with` keys:
 | `list-all-pkgs`   | String  |                                    | Output all packages regardless of vulnerability                                                 |
 | `security-checks` | String  | `vuln,secret`                      | comma-separated list of what security issues to detect (`vuln`,`secret`,`config`)               |
 | `trivyignores`    | String  |                                    | comma-separated list of relative paths in repository to one or more `.trivyignore` files        |
+| `trivy-config`    | String  |                                    | Path to trivy.yaml config                                                                       |
 | `github-pat`      | String  |                                    | GitHub Personal Access Token (PAT) for sending SBOM scan results to GitHub Dependency Snapshots |
 | `limit-severities-for-sarif`      | Boolean  | false                                   | By default *SARIF* format enforces output of all vulnerabilities regardless of configured severities. To override this behavior set this parameter to **true** |