Fix fprettify in CI
fprettify will now format all Fortran source files during CI and git diff is used to inform about the number of changes, making colouring much easier. As long as there are changes, the CI job will fail (but is allowed to).
fprettify will now format all Fortran source files during CI and git diff is used to inform about the number of changes, making colouring much easier. As long as there are changes, the CI job will fail (but is allowed to).