Disable JAVA tests that require IPV6_MULTICAST_IF support.

IPV6_MULTICAST_IF is not supported in gVisor yet. Latest docker installments
enable IPV6 by default and these tests started failing.

PiperOrigin-RevId: 741661048

Author: ayushr2

test/runtimes/exclude/java21.csv

@@ -27,13 +27,16 @@ java/lang/management/ThreadMXBean/ThreadMXBeanStateTest.java,,Broken test
 java/lang/reflect/exeCallerAccessTest/CallerAccessTest.java,,Broken test
 java/net/DatagramSocket/AddressNotSet.java,,
 java/net/DatagramSocket/SetGetReceiveBufferSize.java,b/180507650,
+java/net/MulticastSocket/IPMulticastIF.java,b/126900872,Need support for IPV6_MULTICAST_IF
 java/net/MulticastSocket/MulticastTTL.java,,
+java/net/MulticastSocket/NetworkInterfaceEmptyGetInetAddressesTest.java,b/126900872,Need support for IPV6_MULTICAST_IF
 java/net/MulticastSocket/Promiscuous.java,,
 java/net/MulticastSocket/SendPortZero.java,,
 java/net/MulticastSocket/SetLoopbackMode.java,,
 java/net/MulticastSocket/SetLoopbackModeIPv4.java,,
 java/net/MulticastSocket/SetLoopbackOption.java,,
 java/net/MulticastSocket/SetTTLAndGetTTL.java,,
+java/net/MulticastSocket/Test.java,b/126900872,Need support for IPV6_MULTICAST_IF
 java/net/MulticastSocket/TestDefaults.java,,
 java/net/MulticastSocket/TimeToLive.java,,
 java/net/NetworkInterface/NetworkInterfaceStreamTest.java,,
@@ -75,6 +78,9 @@ jdk/jfr/event/runtime/TestResidentSetSizeEvent.java,,
 jdk/jfr/jvm/TestWaste.java,,Broken test
 jdk/net/ExtendedSocketOption/DontFragmentTest.java,,
 jni/nullCaller/NullCallerTest.java,,Broken test
+sun/management/jdp/JdpDefaultsTest.java,b/126900872,Need support for IPV6_MULTICAST_IF
+sun/management/jdp/JdpOffTest.java,b/126900872,Need support for IPV6_MULTICAST_IF
+sun/management/jdp/JdpSpecificAddressTest.java,b/126900872,Need support for IPV6_MULTICAST_IF
 sun/management/jmxremote/bootstrap/CustomLauncherTest.java,,Broken test
 sun/management/jmxremote/bootstrap/JvmstatCountersTest.java,,Broken test
 sun/management/jmxremote/bootstrap/LocalManagementTest.java,,Broken test