fix: adjust format

Author: waukin

clients/cli/src/main/java/org/apache/gravitino/cli/TestableCommandLine.java

@@ -265,7 +265,12 @@ protected SchemaAudit newSchemaAudit(
   }
 
   protected SchemaDetails newSchemaDetails(
-      String url, boolean ignore, String outputFormat, String metalake, String catalog, String schema) {
+      String url,
+      boolean ignore,
+      String outputFormat,
+      String metalake,
+      String catalog,
+      String schema) {
     return new SchemaDetails(url, ignore, outputFormat, metalake, catalog, schema);
   }
 

clients/cli/src/main/java/org/apache/gravitino/cli/commands/SchemaDetails.java

@@ -44,7 +44,12 @@ public class SchemaDetails extends Command {
    * @param schema The name of the schenma.
    */
   public SchemaDetails(
-      String url, boolean ignoreVersions, String outputFormat, String metalake, String catalog, String schema) {
+      String url,
+      boolean ignoreVersions,
+      String outputFormat,
+      String metalake,
+      String catalog,
+      String schema) {
     super(url, ignoreVersions, outputFormat);
     this.metalake = metalake;
     this.catalog = catalog;

clients/cli/src/main/java/org/apache/gravitino/cli/outputs/TableFormat.java

@@ -111,10 +111,7 @@ static final class SchemaTableFormat implements OutputFormat<Schema> {
     public void output(Schema schema) {
       List<String> headers = Arrays.asList("schema", "comment");
       List<List<String>> rows = new ArrayList<>();
-      rows.add(
-              Arrays.asList(
-                      schema.name(),
-                      schema.comment()));
+      rows.add(Arrays.asList(schema.name(), schema.comment() + ""));
       TableFormatImpl tableFormat = new TableFormatImpl();
       tableFormat.print(headers, rows);
     }