security: upgrade Netty to 4.1.124.Final (patched version)

- Upgrade from 4.1.118.Final to 4.1.124.Final
- Fixes GHSA-prj3-ccx8-p6x4: MadeYouReset HTTP/2 DDoS vulnerability
- 4.1.124.Final is the confirmed patched version per GitHub advisory
- All versions <= 4.1.123.Final are vulnerable

test/java/spark/pom.xml

@@ -22,7 +22,7 @@
         <junit.version>4.13.2</junit.version>
         <seaweedfs.hadoop3.client.version>3.80</seaweedfs.hadoop3.client.version>
         <jackson.version>2.15.3</jackson.version>
-        <netty.version>4.1.118.Final</netty.version>
+        <netty.version>4.1.124.Final</netty.version>
         <surefire.jvm.args>
             -Xmx2g
             -Dhadoop.home.dir=/tmp