code: function forbidTrailingComma(node) {
              const lastItem = getLastItem(node);
  
              if (!lastItem || (node.type === "ImportDeclaration" && lastItem.type !== "ImportSpecifier")) {
                  return;
              }
  
              const trailingToken = getTrailingToken(node, lastItem);
  
              if (astUtils.isCommaToken(trailingToken)) {
                  context.report({
                      node: lastItem,
                      loc: trailingToken.loc.start,
                      messageId: "unexpected",
                      fix(fixer) {
                          return fixer.remove(trailingToken);
                      }
                  });
              }
          }
docs: Reports a trailing comma if it exists.
  
  @param {ASTNode} node - A node to check. Its type is one of
  ObjectExpression, ObjectPattern, ArrayExpression, ArrayPattern,
  ImportDeclaration, and ExportNamedDeclaration.
  @returns {void}