cmd/devp2p/internal/ethtest: skip large tx test on github build (#28794)

This test was failling consistently on the github 32-bit build probably due to slow IO. Skipping it for that green check.

cmd/devp2p/internal/ethtest/suite.go

@@ -76,9 +76,9 @@ func (s *Suite) EthTests() []utesting.Test {
 		{Name: "TestMaliciousHandshake", Fn: s.TestMaliciousHandshake},
 		{Name: "TestMaliciousStatus", Fn: s.TestMaliciousStatus},
 		// test transactions
+		{Name: "TestLargeTxRequest", Fn: s.TestLargeTxRequest, Slow: true},
 		{Name: "TestTransaction", Fn: s.TestTransaction},
 		{Name: "TestInvalidTxs", Fn: s.TestInvalidTxs},
-		{Name: "TestLargeTxRequest", Fn: s.TestLargeTxRequest},
 		{Name: "TestNewPooledTxs", Fn: s.TestNewPooledTxs},
 		{Name: "TestBlobViolations", Fn: s.TestBlobViolations},
 	}

cmd/devp2p/internal/ethtest/suite_test.go

@@ -63,6 +63,9 @@ func TestEthSuite(t *testing.T) {
 	}
 	for _, test := range suite.EthTests() {
 		t.Run(test.Name, func(t *testing.T) {
+			if test.Slow && testing.Short() {
+				t.Skipf("%s: skipping in -short mode", test.Name)
+			}
 			result := utesting.RunTests([]utesting.Test{{Name: test.Name, Fn: test.Fn}}, os.Stdout)
 			if result[0].Failed {
 				t.Fatal()