f2fs: fix to avoid use f2fsbugon() in f2fsnewnode_page()
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.63 by commit 5a01e45b925a0bc9718eccd33e5920f1a4e44caf. For more details please see the references link.