Disable flaky NetworkStatsHistoryTest#testFuzzing in presubmit

Root cause not yet located, disable test to unblock TH.

Test: atest ConnectivityCoverageTests:android.net.connectivity.android.net.NetworkStatsHistoryTest
Bug: 302325928
Change-Id: I618090b67e428ab911ec88e7daab30c14cccbf64
diff --git a/tests/unit/java/android/net/NetworkStatsHistoryTest.java b/tests/unit/java/android/net/NetworkStatsHistoryTest.java
index 2170882..1e1fd35 100644
--- a/tests/unit/java/android/net/NetworkStatsHistoryTest.java
+++ b/tests/unit/java/android/net/NetworkStatsHistoryTest.java
@@ -54,6 +54,7 @@
 import com.android.frameworks.tests.net.R;
 import com.android.testutils.DevSdkIgnoreRule;
 import com.android.testutils.DevSdkIgnoreRunner;
+import com.android.testutils.SkipPresubmit;
 
 import org.junit.After;
 import org.junit.Test;
@@ -343,6 +344,7 @@
 
     }
 
+    @SkipPresubmit(reason = "Flaky: b/302325928; add to presubmit after fixing")
     @Test
     public void testFuzzing() throws Exception {
         try {