When tap on empty string edittext, and suggestion is made, select all the string

Bug: 157771174
Change-Id: I4a274333d897693bc214d50edcea30cf012ce859

src/com/android/launcher3/folder/Folder.java

@@ -466,6 +466,7 @@ public class Folder extends AbstractFloatingView implements ClipPathView, DragSo
                 if (!isEmpty(firstLabel)) {
                     mFolderName.setHint("");
                     mFolderName.setText(firstLabel);
+                    mFolderName.selectAll();
                 }
             }
             mFolderName.showKeyboard();