Bug 15220: Fix typo in circ rules help

 Bug 15220: Fix typo in circ rules help

MaxFinesystem should be MaxFine system

To test:

* visit circ & fine rules
* click help
* confirm typo fixed

Signed-off-by: Thomas Misilo <misilot@fit.edu>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Brendan A Gallagher <brendan@bywatersolutions.com>
(cherry picked from commit 391c8ec0bc682491faaf64494867237dfc01bd11)
Signed-off-by: Julian Maurice <julian.maurice@biblibre.com>
(cherry picked from commit a55557afc0f410da4b106e71362801036774c4c4)
Signed-off-by: Frédéric Demians <f.demians@tamil.fr>