Merge pull request #441 from MengWei-OPPO/fix-custom-directives

[#438] 使用了自定义指令的动态组件，快速切换组件时会报错

main分支已经合入，同步到1100分支

Author: chunge66

core/framework/src/dsls/xvm/vm/watcher.js

@@ -87,7 +87,7 @@ class XWatcher {
   get() {
     XLinker.pushTarget(this)
     // console.trace(`### App Framework ### XLinker pushTarget ${this.id}`)
-    const value = this.getter.call(this.vmGetter, this.vm)
+    const value = this.active ? this.getter.call(this.vmGetter, this.vm) : undefined
     XLinker.popTarget()
     // console.trace(`### App Framework ### XLinker popTarget ${this.id}`)
     this.clearLink()