Merge pull request #15178 from bangerth/kinsol-exc

Let KINSOL callbacks conform to our new standard for callback errors.

diff --cc include/deal.II/sundials/kinsol.h
Simple merge

diff --cc source/sundials/kinsol.cc
Simple merge

diff --cc tests/sundials/kinsol_01.cc
Simple merge

diff --cc tests/sundials/kinsol_02.cc
Simple merge

diff --cc tests/sundials/kinsol_03.cc
Simple merge

diff --cc tests/sundials/kinsol_03_new_interface.cc
Simple merge

diff --cc tests/sundials/kinsol_04.cc
Simple merge

diff --cc tests/sundials/kinsol_04_new_interface.cc
Simple merge

diff --cc tests/sundials/kinsol_05.cc
Simple merge

diff --cc tests/sundials/kinsol_05_new_interface.cc
Simple merge