Fix audit record authorization issues

- Wrap all artifactHit.update() calls with authz disable/enable
- Ensures mcp-user can create and update audit records
- Fixes ArtifactAuthorizationException on audit logging

@@ -675,7 +675,13 @@
                     artifactHit.runningTimeMillis = executionTime
                     artifactHit.wasError = "Y"
                     artifactHit.errorMessage = e.message
+                    
+                    ec.artifactExecution.disableAuthz()
+                    try {
                         artifactHit.update()
+                    } finally {
+                        ec.artifactExecution.enableAuthz()
+                    }
                     
                     result = [
                         content: [
@@ -946,7 +952,13 @@
                      artifactHit.runningTimeMillis = executionTime
                      artifactHit.wasError = "N"
                      artifactHit.outputSize = new JsonBuilder(result).toString().length()
+                     
+                     ec.artifactExecution.disableAuthz()
+                     try {
                          artifactHit.update()
+                     } finally {
+                         ec.artifactExecution.enableAuthz()
+                     }
                     
                 } catch (Exception e) {
                     def executionTime = (System.currentTimeMillis() - startTime) / 1000.0