PATCH: Use mutualinfo cost function for MCFLIRT

[effigies]

Testing out a super quick fix for #3056. This is not the long-term fix, which will be to stop using sbrefs at HMC and start with coregistration.

[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (0ed3a93) 49.43% compared to head (b5619db) 49.43%.
Report is 23 commits behind head on master.

❗ Current head b5619db differs from pull request most recent head b3917c2. Consider uploading reports for the commit b3917c2 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #3062   +/-   ##
=======================================
  Coverage   49.43%   49.43%           
=======================================
  Files          46       46           
  Lines        3599     3599           
=======================================
  Hits         1779     1779           
  Misses       1820     1820           

see 1 file with indirect coverage changes

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[mgxd]

I SSHed in to check if sort has changed:

ubuntu-2204:2023.07.2

$ sort --version
sort (GNU coreutils) 8.32
Copyright (C) 2020 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

ubuntu-2204:2023.04.2

$ sort --version
sort (GNU coreutils) 8.32
Copyright (C) 2020 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

which leads me to believe it's an error in caching

[effigies]

Then why did this work? I didn't bump the cache.

[effigies]

It could be a corrupt glibc...

[effigies]

Pushed a docker branch for easier testing: docker/23.1.x+mutualinfo