lnwallet: move stateHintTests global var into TestCommitTxStateHint

lnwallet/script_utils_test.go

@@ -573,7 +573,12 @@ func TestHTLCReceiverSpendValidation(t *testing.T) {
 	}
 }
 
-var stateHintTests = []struct {
+}
+
+func TestCommitTxStateHint(t *testing.T) {
+	t.Parallel()
+
+	stateHintTests := []struct {
 		name       string
 		from       uint64
 		to         uint64
@@ -608,9 +613,6 @@ var stateHintTests = []struct {
 		},
 	}
 
-func TestCommitTxStateHint(t *testing.T) {
-	t.Parallel()
-
 	var obsfucator [StateHintSize]byte
 	copy(obsfucator[:], testHdSeed[:StateHintSize])
 	timeYesterday := uint32(time.Now().Unix() - 24*60*60)