Fix typo in filename (#12996)

Was introduced 10 years ago by commit 63b25bb2f.
This page seems not used in any code but accessible by the URL:
https://libre.nms/device/device=1/tab=graphs/group=ipSytemStats/
This commit is contained in:
Sean
2021-07-01 22:21:56 +08:00
committed by GitHub
parent 131f5c7e87
commit 6f7d0b2027