refactor: rename draggingElement -> newElement (#8294)

* add newElement to appState

* freedraw should not be an editing element

* do not set editing element for freedraw and generic

* remove ununsed `appState.draggingElement`

* remove setting dragged for new linear element

* decouple selection element from new element

* fix hint for text bindables

* update snapshot

* fixes

* fix frame regressions

* add comments to types

* document `editingElement`

---------

Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>

packages/excalidraw/actions/actionHistory.tsx

@@ -21,7 +21,9 @@ const writeData = (
     !appState.multiElement &&
     !appState.resizingElement &&
     !appState.editingElement &&
-    !appState.draggingElement
+    !appState.newElement &&
+    !appState.selectedElementsAreBeingDragged &&
+    !appState.selectionElement
   ) {
     const result = updater();