doc: fix incorrect default value of some parameters in helm README

Signed-off-by: Wayne Cheng <zhengwei@tiduyun.com>

Author: wayne-cheng

helm/harbor-scanner-trivy/README.md

@@ -96,9 +96,9 @@ The following table lists the configurable parameters of the scanner adapter cha
 | `scanner.trivy.ignoreUnfixed`         | The flag to display only fixed vulnerabilities                                                                                                                                                                                                                                     | `false`                              |
 | `scanner.trivy.timeout`               | The duration to wait for scan completion                                                                                                                                                                                                                                           | `5m0s`                               |
 | `scanner.trivy.skipUpdate`            | The flag to enable or disable Trivy DB downloads from GitHub                                                                                                                                                                                                                       | `false`                              |
-| `scanner.trivy.skipJavaDBUpdate`      | The flag to enable or disable Trivy Java DB downloads from GitHub                                                                                                                                                                                                                  | `ghcr.io/aquasecurity/trivy-db`      |
-| `scanner.trivy.dbRepository`          | OCI repository to retrieve the trivy vulnerability database from                                                                                                                                                                                                                   | `ghcr.io/aquasecurity/trivy-java-db` |
-| `scanner.trivy.javaDBRepository`      | OCI repository to retrieve the Java trivy vulnerability database from                                                                                                                                                                                                              | `false`                              |
+| `scanner.trivy.skipJavaDBUpdate`      | The flag to enable or disable Trivy Java DB downloads from GitHub                                                                                                                                                                                                                  | `false`      |
+| `scanner.trivy.dbRepository`          | OCI repository to retrieve the trivy vulnerability database from                                                                                                                                                                                                                   | `ghcr.io/aquasecurity/trivy-db` |
+| `scanner.trivy.javaDBRepository`      | OCI repository to retrieve the Java trivy vulnerability database from                                                                                                                                                                                                              | `ghcr.io/aquasecurity/trivy-java-db`                              |
 | `scanner.trivy.offlineScan`           | The flag to disable external API requests to identify dependencies                                                                                                                                                                                                                 | `false`                              |
 | `scanner.trivy.gitHubToken`           | The GitHub access token to download Trivy DB                                                                                                                                                                                                                                       |                                      |
 | `scanner.trivy.insecure`              | The flag to skip verifying registry certificate                                                                                                                                                                                                                                    | `false`                              |