feat: added MPIFredholm1 and MPIMDC #307

Job	Run time
build (ubuntu-latest, 3.8, openmpi)	1m 51s
build (ubuntu-latest, 3.8, intelmpi)	2m 2s
build (ubuntu-latest, 3.9, openmpi)	2m 0s
build (ubuntu-latest, 3.9, intelmpi)	1m 54s
build (ubuntu-latest, 3.10, mpich)	1m 52s
build (ubuntu-latest, 3.10, openmpi)	2m 1s
build (ubuntu-latest, 3.10, intelmpi)	1m 52s
build (ubuntu-latest, 3.11, mpich)	1m 57s
build (ubuntu-latest, 3.11, openmpi)	2m 5s
build (ubuntu-latest, 3.11, intelmpi)	1m 57s
build (ubuntu-latest, 3.12, mpich)	2m 4s
build (ubuntu-latest, 3.12, openmpi)	2m 4s
build (ubuntu-latest, 3.12, intelmpi)	2m 4s
build (macos-latest, 3.8, mpich)	1s
build (macos-latest, 3.8, openmpi)	1s
build (macos-latest, 3.9, mpich)	1s
build (macos-latest, 3.9, openmpi)	1s
build (macos-latest, 3.10, mpich)	1m 48s
build (macos-latest, 3.10, openmpi)	2m 6s
build (macos-latest, 3.11, mpich)	1m 59s
build (macos-latest, 3.11, openmpi)	2m 5s
build (macos-latest, 3.12, mpich)	1m 58s
build (macos-latest, 3.12, openmpi)	1s
	35m 44s

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