Fixes for GCC 14 toolchain on COSMA
These fixes get the new "GNU SWIFT build" Jenkins job to work with the modules:
module load gnu_comp/14.1.0
module load openmpi/5.0.3
module load gsl/2.8
module load hdf5/1.14.4
module load parmetis/4.0.3
module load fftw/3.3.10
module load utils
module load llvm/13.0.0
Except for the testVoronoi2D
test.