Prefer std::array over C-style arrays.

[bangerth]

No description provided.

[bangerth]

Ah, we broke the main branch:

/__w/aspect/aspect/source/particle/property/strain_rate.cc:49:15: error: cannot bind non-const lvalue reference of type 'dealii::ArrayView<double, dealii::MemorySpace::Host>&' to an rvalue of type 'dealii::ArrayView<double, dealii::MemorySpace::Host>'
   49 |         auto &data = particle->get_properties();
      |               ^~~~
/__w/aspect/aspect/source/particle/property/strain_rate.cc: In instantiation of 'void aspect::Particle::Property::StrainRate<dim>::update_particle_property(unsigned int, const dealii::Vector<double>&, const std::vector<dealii::Tensor<1, dim> >&, typename dealii::Particles::ParticleHandler<dim>::particle_iterator&) const [with int dim = 3; typename dealii::Particles::ParticleHandler<dim>::particle_iterator = dealii::Particles::ParticleIterator<3, 3>]':
/__w/aspect/aspect/source/particle/property/strain_rate.cc:96:7:   required from here
/__w/aspect/aspect/source/particle/property/strain_rate.cc:49:15: error: cannot bind non-const lvalue reference of type 'dealii::ArrayView<double, dealii::MemorySpace::Host>&' to an rvalue of type 'dealii::ArrayView<double, dealii::MemorySpace::Host>'
In file included from CMakeFiles/aspect.dir/Unity/unity_24_cxx.cxx:17:
/__w/aspect/aspect/source/particle/property/viscoplastic_strain_invariants.cc: In instantiation of 'void aspect::Particle::Property::ViscoPlasticStrainInvariant<dim>::update_particle_property(unsigned int, const dealii::Vector<double>&, const std::vector<dealii::Tensor<1, dim> >&, typename dealii::Particles::ParticleHandler<dim>::particle_iterator&) const [with int dim = 2; typename dealii::Particles::ParticleHandler<dim>::particle_iterator = dealii::Particles::ParticleIterator<2, 2>]':
/__w/aspect/aspect/source/particle/property/viscoplastic_strain_invariants.cc:232:7:   required from here
/__w/aspect/aspect/source/particle/property/viscoplastic_strain_invariants.cc:133:15: error: cannot bind non-const lvalue reference of type 'dealii::ArrayView<double, dealii::MemorySpace::Host>&' to an rvalue of type 'dealii::ArrayView<double, dealii::MemorySpace::Host>'
  133 |         auto &data = particle->get_properties();
      |               ^~~~