/usr/share/man/man5/gimprc.5.gz is in gimp-data 2.8.22-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man5/gimprc-2.8.5.gz
/usr/share/man/man5/gimprc-2.8.5.gz