fix(Accordion): toggle correct element when keyboard press (#805)

Co-authored-by: Haytham Salama <haythamasalama@gmail.com>

src/runtime/utils/StateEmitter.ts

@@ -1,22 +0,0 @@
-import { watch, defineComponent } from 'vue'
-
-export default defineComponent({
-  props: {
-    open: {
-      type: Boolean,
-      default: false
-    }
-  },
-  emits: ['open', 'close'],
-  setup (props, { emit }) {
-    watch(() => props.open, (value) => {
-      if (value) {
-        emit('open')
-      } else {
-        emit('close')
-      }
-    })
-
-    return () => {}
-  }
-})