add netty issue

Author: jaymode

modules/transport-netty4/src/main/plugin-metadata/plugin-security.policy

@@ -19,6 +19,7 @@
 
 grant {
     // needed for Netty since they use reflection in ThrowableUtil :(
+    // https://github.com/netty/netty/issues/7614
     permission java.lang.RuntimePermission "accessDeclaredMembers";
 };