benchmarks/vkmark: mark BROKEN after 15d6e92d1fe4

../src/vkutil/pipeline_builder.cpp:204:12: error: no matching constructor for initialization of 'ManagedResource<vk::Pipeline>'

return ManagedResource<vk::Pipeline>{
       ^                            ~

../src/managed_resource.h:34:5: note: candidate constructor not viable: no known conversion from 'ResultValue<vk::Pipeline>' to 'vk::Pipeline' for 1st argument

ManagedResource(T&& raw, Destructor&& destructor)
^

../src/managed_resource.h:40:5: note: candidate constructor not viable: requires single argument 'rhs', but 2 arguments were provided

ManagedResource(ManagedResource&& rhs)
^

../src/managed_resource.h:28:8: note: candidate constructor (the implicit copy constructor) not viable: requires 1 argument, but 2 were provided
struct ManagedResource

^

../src/managed_resource.h:32:5: note: candidate constructor not viable: requires 0 arguments, but 2 were provided

ManagedResource() = default;
^