[Class hierarchy] 'vasa recta cell' is a capillary endothelial cell and a vein endothelial cell at the same time

[aleixpuigb]

CL term vasa recta cell

Suggested revision of class hierarchy

• [ ] This needs changes in Uberon: #2914
• [ ] Replace kidney capillary endothelial cell for microvascular endothelial cell

[emquardokus]

@aleixpuigb please see related uberon ticket: https://github.com/obophenotype/uberon/issues/2914