修复IAM401问题

blade-auth/src/main/java/org/springblade/auth/endpoint/IamSsoEndpoint.java

@@ -27,6 +27,7 @@ package org.springblade.auth.endpoint;
 
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.annotation.security.PermitAll;
 import jakarta.servlet.http.HttpServletRequest;
 import lombok.AllArgsConstructor;
 import org.springblade.core.oauth2.endpoint.OAuth2TokenEndPoint;
@@ -60,6 +61,7 @@ public class IamSsoEndpoint {
 	 * @return token
 	 */
 	@RequestMapping(value = "/token", method = {RequestMethod.GET, RequestMethod.POST})
+	@PermitAll
 	@Operation(summary = "IAM统一身份认证登录", description = "使用IAM授权码换取本系统Token")
 	public ResponseEntity<Kv> token(HttpServletRequest request) {
 		String grantType = request.getParameter("grant_type");