Properties Editor
Since rBb279fef85d1a, the nodes properties for geometry nodes using a
texture are displayed in the Properties Editor.
rB85421c4fab02 added an attribute search button, but this was missing
still (gave just the regular text button) if this was displayed in the
Properties Editor.
ref b279fef85d / T86416 / D10671 / D10673
Maniphest Tasks: T86416
Differential Revision: https://developer.blender.org/D10674