Revert minimal Go version to 1.13

go.mod

@@ -1,6 +1,6 @@
 module github.com/cucumber/godog
 
-go 1.16
+go 1.13
 
 require (
 	github.com/cucumber/gherkin-go/v19 v19.0.3

run_test.go

@@ -350,7 +350,13 @@ func Test_FormatOutputRun(t *testing.T) {
 		noRandomFlag, []string{featurePath},
 	)
 
-	file := filepath.Join(t.TempDir(), "result.xml")
+	dir := filepath.Join(os.TempDir(), t.Name())
+	err := os.MkdirAll(dir, 0755)
+	require.NoError(t, err)
+
+	defer os.RemoveAll(dir)
+
+	file := filepath.Join(dir, "result.xml")
 
 	actualStatus, actualOutput := testRun(t,
 		fmtOutputScenarioInitializer,