Revert 3 commits "LYC-8925 VS-Code[FormBuilder]: Elements in stackPanel can not be selected in design area" 0a5c5527c660bdf774d1fb0c38473d9b88c52b00 cf05090c7a7776863f6f53a12c4daefeadd4db3f b7e2ebe973cda7851dae0bffb7e9a9f400a88c85