Tests still fail on Fedora

[susilehtola]

The pdb_compare2 still fails on Fedora on the ppc64le architecture

  1/114 Test  #17: pdb_compare2 .....................***Failed    0.29 sec
          MOPAC Job: "Compare_PDB_Bacteriorhodopsin_1AP9_and_2AT9.mop" ended normally on Jun 29, 2022, at 13:20.
WARNING: output file size mismatch, 5677 vs. 66
Traceback (most recent call last):
  File "/builddir/build/BUILD/mopac-22.0.3/tests/run_test.py", line 32, in <module>
    compare_mopac_out_file(out_line, out_list, ref_line, ref_list)
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/builddir/build/BUILD/mopac-22.0.3/tests/compare_output.py", line 225, in compare_mopac_out_file
    assert ref == out, f'ERROR: string mismatch between {ref} on reference line {ref_line0} and {out} on output line {out_line0}'
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
AssertionError: ERROR: string mismatch between ******************************************************************************* on reference line 1 and END on output line 2

https://kojipkgs.fedoraproject.org//work/tasks/5675/88885675/build.log