runtime: gofmt after CL 192937

CL 192937 introduced some changes which weren't properly gofmt'ed. Do so
now.

Change-Id: I2d2d57ea8a79fb41bc4ca59fa23f12198d615fd8
Reviewed-on: https://go-review.googlesource.com/c/go/+/196812
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>

src/runtime/crash_test.go

@@ -148,7 +148,7 @@ func TestVDSO(t *testing.T) {
 	output := runTestProg(t, "testprog", "SignalInVDSO")
 	want := "success\n"
 	if output != want {
-		t.Fatalf("output:\n%s\n\nwanted:\n%s", output, want);
+		t.Fatalf("output:\n%s\n\nwanted:\n%s", output, want)
 	}
 }
 

src/runtime/testdata/testprog/vdso.go

@@ -51,5 +51,5 @@ func signalInVDSO() {
 		os.Exit(2)
 	}
 
-	fmt.Println("success");
+	fmt.Println("success")
 }