Test patching booleans with string values
Test patching booleans with string values

The baremetal client encodes boolean patch values as strings
("True", "False") but there is no unit test coverage which confirms
that this actually works. This change adds that test coverage.

Change-Id: I9e428ad973e88d3e1ef1e04e49a7b00a4e2d43fd

openstack/ironic,openstack/ironic