Enable wasm pointer tracking for gc=none.

compileopts/config.go

@@ -105,6 +105,8 @@ func (c *Config) GC() string {
 // that can be traced by the garbage collector.
 func (c *Config) NeedsStackObjects() bool {
 	switch c.GC() {
+	case "none":
+		fallthrough
 	case "conservative":
 		for _, tag := range c.BuildTags() {
 			if tag == "tinygo.wasm" {